Diamond cut, the Glossary
A diamond cut is a style or design guide used when shaping a diamond for polishing such as the brilliant cut.[1]
Table of Contents
94 relations: Alluvium, American Gem Society, Angle of incidence (optics), Antique, Antwerp, Art Deco, Belgium, Brilliant (diamond cut), Bruges, Carat (mass), Chilton Company, Computer-aided design, Crescent, Cross, Crystal, Crystal twinning, Culet, Cut (gems), Diamond, Diamond (gemstone), Diamond clarity, Diamond color, Diamond cut, Diamond cutting, Diamond enhancement, Diamond simulant, Dispersion (optics), Earring, Emerald, Empiricism, Europe, Facet, Flemish people, French language, Gauge (instrument), Gemological Institute of America, Gemology, Gemstone, Germany, Great Mogul Diamond, Guild, Hearts and arrows, Human eye, ImaGem Inc., India, Indian subcontinent, Insurance, Jewellery, Kilogram, Laser, ... Expand index (44 more) »
- Diamond cutting
Alluvium
Alluvium is loose clay, silt, sand, or gravel that has been deposited by running water in a stream bed, on a floodplain, in an alluvial fan or beach, or in similar settings.
American Gem Society
The American Gem Society (AGS) is a trade association of retail jewelers, independent appraisers, suppliers, and selective industry members, which was founded in 1934 by Robert M. Shipley.
See Diamond cut and American Gem Society
Angle of incidence (optics)
The angle of incidence, in geometric optics, is the angle between a ray incident on a surface and the line perpendicular (at 90 degree angle) to the surface at the point of incidence, called the normal.
See Diamond cut and Angle of incidence (optics)
Antique
An antique is an item perceived as having value because of its aesthetic or historical significance, and often defined as at least 100 years old (or some other limit), although the term is often used loosely to describe any object that is old.
Antwerp
Antwerp (Antwerpen; Anvers) is a city and a municipality in the Flemish Region of Belgium.
Art Deco
Art Deco, short for the French Arts décoratifs, is a style of visual arts, architecture, and product design, that first appeared in Paris in the 1910s (just before World War I), and flourished in the United States and Europe during the 1920s to early 1930s.
Belgium
Belgium, officially the Kingdom of Belgium, is a country in Northwestern Europe.
Brilliant (diamond cut)
A brilliant is a diamond or other gemstone cut in a particular form with 57-58 facets so as to have exceptional brilliance. Diamond cut and brilliant (diamond cut) are diamond cutting.
See Diamond cut and Brilliant (diamond cut)
Bruges
Bruges (Brugge; Brügge) is the capital and largest city of the province of West Flanders in the Flemish Region of Belgium, in the northwest of the country.
Carat (mass)
The carat (ct) is a unit of mass equal to, which is used for measuring gemstones and pearls.
See Diamond cut and Carat (mass)
Chilton Company
Chilton Company (AKA Chilton Printing Co., Chilton Publishing Co., Chilton Book Co. and Chilton Research Services) is a former publishing company, most famous for its trade magazines, and automotive manuals.
See Diamond cut and Chilton Company
Computer-aided design
Computer-aided design (CAD) is the use of computers to aid in the creation, modification, analysis, or optimization of a design.
See Diamond cut and Computer-aided design
Crescent
A crescent shape is a symbol or emblem used to represent the lunar phase (as it appears in the northern hemisphere) in the first quarter (the "sickle moon"), or by extension a symbol representing the Moon itself.
Cross
A cross is a compound geometrical figure consisting of two intersecting lines segment, usually perpendicular to each other.
Crystal
A crystal or crystalline solid is a solid material whose constituents (such as atoms, molecules, or ions) are arranged in a highly ordered microscopic structure, forming a crystal lattice that extends in all directions.
Crystal twinning
Crystal twinning occurs when two or more adjacent crystals of the same mineral are oriented so that they share some of the same crystal lattice points in a symmetrical manner.
See Diamond cut and Crystal twinning
Culet
In gemology, a culet is a flat face on the bottom of a gemstone.
Cut (gems)
A gemstone desired to be used in jewelry is cut depending on the size and shape of the rough stone, as well as the desired piece of jewelry to be made.
See Diamond cut and Cut (gems)
Diamond
Diamond is a solid form of the element carbon with its atoms arranged in a crystal structure called diamond cubic.
Diamond (gemstone)
Diamond is a gemstone formed by cutting a raw diamond.
See Diamond cut and Diamond (gemstone)
Diamond clarity
Diamond clarity is the quality of diamonds that relates to the existence and visual appearance of internal characteristics of a diamond called inclusions, and surface defects, called blemishes.
See Diamond cut and Diamond clarity
Diamond color
A chemically pure and structurally perfect diamond is perfectly transparent with no hue, or color.
See Diamond cut and Diamond color
Diamond cut
A diamond cut is a style or design guide used when shaping a diamond for polishing such as the brilliant cut. Diamond cut and diamond cut are diamond cutting.
See Diamond cut and Diamond cut
Diamond cutting
Diamond cutting is the practice of shaping a diamond from a rough stone into a faceted gem.
See Diamond cut and Diamond cutting
Diamond enhancement
Diamond enhancements are specific treatments, performed on natural diamonds (usually those already cut and polished into gems), which are designed to improve the visual gemological characteristics of the diamond in one or more ways.
See Diamond cut and Diamond enhancement
Diamond simulant
A diamond simulant, diamond imitation or imitation diamond is an object or material with gemological characteristics similar to those of a diamond.
See Diamond cut and Diamond simulant
Dispersion (optics)
In optics and in wave propagation in general, dispersion is the phenomenon in which the phase velocity of a wave depends on its frequency; sometimes the term chromatic dispersion is used for specificity to optics in particular.
See Diamond cut and Dispersion (optics)
Earring
An earring is a piece of jewelry attached to the ear via a piercing in the earlobe or another external part of the ear (except in the case of clip earrings, which clip onto the lobe), or, less often, by some other means.
Emerald
Emerald is a gemstone and a variety of the mineral beryl (Be3Al2(SiO3)6) colored green by trace amounts of chromium or sometimes vanadium.
Empiricism
In philosophy, empiricism is an epistemological view which holds that true knowledge or justification comes only or primarily from sensory experience and empirical evidence.
See Diamond cut and Empiricism
Europe
Europe is a continent located entirely in the Northern Hemisphere and mostly in the Eastern Hemisphere.
Facet
Facets are flat faces on geometric shapes.
Flemish people
Flemish people or Flemings (Vlamingen) are a Germanic ethnic group native to Flanders, Belgium, who speak Flemish Dutch.
See Diamond cut and Flemish people
French language
French (français,, or langue française,, or by some speakers) is a Romance language of the Indo-European family.
See Diamond cut and French language
Gauge (instrument)
In science and engineering, a dimensional gauge or simply gauge is a device used to make measurements or to display certain dimensional information.
See Diamond cut and Gauge (instrument)
Gemological Institute of America
The Gemological Institute of America (GIA) is a nonprofit institute based in Carlsbad, California.
See Diamond cut and Gemological Institute of America
Gemology
Gemology or gemmology is the science dealing with natural and artificial gemstone materials.
Gemstone
A gemstone (also called a fine gem, jewel, precious stone, semiprecious stone, or simply gem) is a piece of mineral crystal which, when cut or polished, is used to make jewelry or other adornments.
Germany
Germany, officially the Federal Republic of Germany (FRG), is a country in Central Europe.
Great Mogul Diamond
The Great Mogul was a large diamond that is believed to have been discovered around 1650, most probably around the Kollur Mine in the Golconda region of southern India.
See Diamond cut and Great Mogul Diamond
Guild
A guild is an association of artisans and merchants who oversee the practice of their craft/trade in a particular territory.
Hearts and arrows
Hearts and arrows (H&A) diamonds are precision-cut variations of the traditional 57-faceted round brilliant cut. Diamond cut and Hearts and arrows are diamond cutting.
See Diamond cut and Hearts and arrows
Human eye
The human eye is an organ of the sensory nervous system that reacts to visible light and allows the use of visual information for various purposes including seeing things, keeping balance, and maintaining circadian rhythm.
ImaGem Inc.
ImaGem Inc. is a gem information company based on patented technology for grading and identifying gems.
See Diamond cut and ImaGem Inc.
India
India, officially the Republic of India (ISO), is a country in South Asia.
Indian subcontinent
The Indian subcontinent is a physiographical region in Southern Asia, mostly situated on the Indian Plate, projecting southwards into the Indian Ocean from the Himalayas.
See Diamond cut and Indian subcontinent
Insurance
Insurance is a means of protection from financial loss in which, in exchange for a fee, a party agrees to compensate another party in the event of a certain loss, damage, or injury.
Jewellery
Jewellery (or jewelry in American English) consists of decorative items worn for personal adornment, such as brooches, rings, necklaces, earrings, pendants, bracelets, and cufflinks.
Kilogram
The kilogram (also kilogramme) is the base unit of mass in the International System of Units (SI), having the unit symbol kg.
Laser
A laser is a device that emits light through a process of optical amplification based on the stimulated emission of electromagnetic radiation.
Lathe
A lathe is a machine tool that rotates a workpiece about an axis of rotation to perform various operations such as cutting, sanding, knurling, drilling, deformation, facing, threading and turning, with tools that are applied to the workpiece to create an object with symmetry about that axis.
Lemon (geometry)
In geometry, a lemon is a geometric shape that is constructed as the surface of revolution of a circular arc of angle less than half of a full circle rotated about an axis passing through the endpoints of the lens (or arc).
See Diamond cut and Lemon (geometry)
List of diamonds
Diamonds occur naturally and vary in size, color, and quality, so the largest of a particular color may not be large in absolute terms, but may still be considered very desirable.
See Diamond cut and List of diamonds
Lodewyk van Bercken
Lodewyk van Bercken (also known in French as Louis de Berquem) was a mid- to late-15th century Flemish jeweller and diamond cutter, renowned in the industry for inventing the scaif.
See Diamond cut and Lodewyk van Bercken
London
London is the capital and largest city of both England and the United Kingdom, with a population of in.
Lustre (mineralogy)
Lustre (British English) or luster (American English; see spelling differences) is the way light interacts with the surface of a crystal, rock, or mineral.
See Diamond cut and Lustre (mineralogy)
Macle
Macle is a term used in crystallography.
Marcel Tolkowsky
Marcel Tolkowsky (25 December 1899 – 10 February 1991), Obituary. Diamond cut and Marcel Tolkowsky are diamond cutting.
See Diamond cut and Marcel Tolkowsky
Material properties of diamond
Diamond is the allotrope of carbon in which the carbon atoms are arranged in the specific type of cubic lattice called diamond cubic.
See Diamond cut and Material properties of diamond
Mathematics
Mathematics is a field of study that discovers and organizes abstract objects, methods, theories and theorems that are developed and proved for the needs of empirical sciences and mathematics itself.
See Diamond cut and Mathematics
A metal is a material that, when polished or fractured, shows a lustrous appearance, and conducts electricity and heat relatively well.
Middle Ages
In the history of Europe, the Middle Ages or medieval period (also spelt mediaeval or mediæval) lasted from approximately 500 to 1500 AD.
See Diamond cut and Middle Ages
Muhammad of Ghor
Mu'izz al-Din Muhammad ibn Sam (translit; 15 March 1206), also known as Muhammad of Ghor or Muhammad Ghori, was a ruler from the Ghurid dynasty based in the Ghor region of what is today central Afghanistan who ruled from 1173 to 1206.
See Diamond cut and Muhammad of Ghor
Nanometre
molecular scale. The nanometre (international spelling as used by the International Bureau of Weights and Measures; SI symbol: nm), or nanometer (American spelling), is a unit of length in the International System of Units (SI), equal to one billionth (short scale) of a meter (0.000000001 m) and to 1000 picometres.
New York City
New York, often called New York City (to distinguish it from New York State) or NYC, is the most populous city in the United States.
See Diamond cut and New York City
Normal (geometry)
In geometry, a normal is an object (e.g. a line, ray, or vector) that is perpendicular to a given object.
See Diamond cut and Normal (geometry)
North America
North America is a continent in the Northern and Western Hemispheres.
See Diamond cut and North America
Nuremberg
Nuremberg (Nürnberg; in the local East Franconian dialect: Nämberch) is the largest city in Franconia, the second-largest city in the German state of Bavaria, and its 544,414 (2023) inhabitants make it the 14th-largest city in Germany.
Octahedron
In geometry, an octahedron (octahedra or octahedrons) is a polyhedron with eight faces.
See Diamond cut and Octahedron
Orlov (diamond)
The Orlov (sometimes spelled Orloff), also known as The Great Mughal Diamond, is a large diamond of Indian origin, currently displayed as a part of the Diamond Fund collection of Moscow's Kremlin Armoury.
See Diamond cut and Orlov (diamond)
Princess cut
The princess cut (technical name 'square modified brilliant') is a diamond cut shape often used in engagement rings. Diamond cut and princess cut are diamond cutting.
See Diamond cut and Princess cut
Prism (optics)
An optical prism is a transparent optical element with flat, polished surfaces that are designed to refract light.
See Diamond cut and Prism (optics)
Ratna Pariksha
Ratna Pariksha is an ancient science on testing gemstones.
See Diamond cut and Ratna Pariksha
Reflection (physics)
Reflection is the change in direction of a wavefront at an interface between two different media so that the wavefront returns into the medium from which it originated.
See Diamond cut and Reflection (physics)
Refractive index
In optics, the refractive index (or refraction index) of an optical medium is a dimensionless number that gives the indication of the light bending ability of that medium.
See Diamond cut and Refractive index
Rotational symmetry
Rotational symmetry, also known as radial symmetry in geometry, is the property a shape has when it looks the same after some rotation by a partial turn.
See Diamond cut and Rotational symmetry
Royal Asscher Diamond Company
The Royal Asscher Diamond Company (Koninklijke Asscher Diamant Maatschappij) was founded in 1854 by the Asscher family of gemcutters. Diamond cut and Royal Asscher Diamond Company are diamond cutting.
See Diamond cut and Royal Asscher Diamond Company
Ruby
Ruby is a pinkish red to blood-red colored gemstone, a variety of the mineral corundum (aluminium oxide).
Sancy
The Sancy, a pale yellow diamond of, was once reputed to have belonged to the Mughals of antiquity, but it is more likely of Indian origin owing to its cut, which is unusual by Western standards.
Saw
A saw is a tool consisting of a tough blade, wire, or chain with a hard toothed edge used to cut through material.
Scaif
A scaif is a polishing wheel infused with a mixture of olive oil and diamond dust used in the diamond cutting industry. Diamond cut and scaif are diamond cutting.
Sodium carbonate
Sodium carbonate (also known as washing soda, soda ash and soda crystals) is the inorganic compound with the formula and its various hydrates.
See Diamond cut and Sodium carbonate
Sodium-vapor lamp
A sodium-vapor lamp is a gas-discharge lamp that uses sodium in an excited state to produce light at a characteristic wavelength near 589 nm.
See Diamond cut and Sodium-vapor lamp
South Africa
South Africa, officially the Republic of South Africa (RSA), is the southernmost country in Africa.
See Diamond cut and South Africa
Spectral color
A spectral color is a color that is evoked by monochromatic light, i.e. either a spectral line with a single wavelength or frequency of light in the visible spectrum, or a relatively narrow spectral band (e.g. lasers).
See Diamond cut and Spectral color
Spirit of de Grisogono Diamond
The Spirit of de Grisogono is the world's largest cut black diamond and the world's fifth largest diamond overall.
See Diamond cut and Spirit of de Grisogono Diamond
Symmetry
Symmetry in everyday life refers to a sense of harmonious and beautiful proportion and balance.
Synthetic diamond
Laboratory-grown (LGD), also called lab-grown diamond, laboratory-created, man-made, artisan-created, artificial, synthetic, or cultured diamond, is diamond that is produced in a controlled technological process (in contrast to naturally formed diamond, which is created through geological processes and obtained by mining).
See Diamond cut and Synthetic diamond
Total internal reflection
In physics, total internal reflection (TIR) is the phenomenon in which waves arriving at the interface (boundary) from one medium to another (e.g., from water to air) are not refracted into the second ("external") medium, but completely reflected back into the first ("internal") medium.
See Diamond cut and Total internal reflection
Tradition
A tradition is a system of beliefs or behaviors (folk custom) passed down within a group of people or society with symbolic meaning or special significance with origins in the past.
Trilliant cut
A trilliant cut, sometimes called a trillion, trillian, or Trielle is a triangular type of gemstone cut.
See Diamond cut and Trilliant cut
Valentine's Day
Valentine's Day, also called Saint Valentine's Day or the Feast of Saint Valentine, is celebrated annually on February 14.
See Diamond cut and Valentine's Day
Venice
Venice (Venezia; Venesia, formerly Venexia) is a city in northeastern Italy and the capital of the Veneto region.
Wedding anniversary
A wedding anniversary is the anniversary of the date that a wedding took place.
See Diamond cut and Wedding anniversary
See also
Diamond cutting
- Antonio Bianco
- Bernard Oppenheimer
- Brian Gavin
- Brilliant (diamond cut)
- Coster Diamonds
- Diamond cut
- Diamond cutting
- GCI Universal Gemological Laboratories
- Gabi Tolkowsky
- George Frederick Kunz
- HB Antwerp
- Hearts and arrows
- Henry Grossbard
- Israel Diamond Exchange
- Lazare Kaplan International
- Lili Diamonds
- Marcel Tolkowsky
- Mike Botha
- Princess cut
- Roy Masters (commentator)
- Royal Asscher Diamond Company
- Sarine (company)
- Scaif
- Yair Shimansky
References
[1] https://en.wikipedia.org/wiki/Diamond_cut
Also known as Baguette cut, Cut diamonds, Diamond cuts, Emerald cut, Girdle (gemstone), Marquise Cut Diamond, Marquise Diamond, Navette, Old-mine cut, Oval Cut Diamond, Oval Diamond, Pear Cut Diamond, Pear Diamond, Radiant Cut, Rose cut.
, Lathe, Lemon (geometry), List of diamonds, Lodewyk van Bercken, London, Lustre (mineralogy), Macle, Marcel Tolkowsky, Material properties of diamond, Mathematics, Metal, Middle Ages, Muhammad of Ghor, Nanometre, New York City, Normal (geometry), North America, Nuremberg, Octahedron, Orlov (diamond), Princess cut, Prism (optics), Ratna Pariksha, Reflection (physics), Refractive index, Rotational symmetry, Royal Asscher Diamond Company, Ruby, Sancy, Saw, Scaif, Sodium carbonate, Sodium-vapor lamp, South Africa, Spectral color, Spirit of de Grisogono Diamond, Symmetry, Synthetic diamond, Total internal reflection, Tradition, Trilliant cut, Valentine's Day, Venice, Wedding anniversary.