Carat Total Weight can be written as CTW (Carat Total Weight), CWT (Carat Weight Total) and sometimes even TW (Total Weight) or TDW (Total Diamond Weight).
CARAT TOTAL WEIGHT (CT. TW.):
Denotes the combined carat weight of all diamonds in a piece of jewelry. For example, a pendant set with three diamonds, each weighing 1/3 carat, weighs approximately 1 ct. tw.
Custom Jewelry ...
Total weight: When a jewelry piece has more than one stone, such as a center stone and accents, the total carat weight, must be used: abbreviated as "ct. tw."
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Total weight - A term to watch out for in jewelry shopping. Always determine the price-per-carat and find out the weight of individual stones.
Trilliant - A brilliant cut triangle gemstone.
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TOTAL WEIGHT The sum of the carat weight of all of the gemstones in a piece of jewelry.
TRANSLUCENT A substance which allows light to pass through it but in neither opaque or transparent. Frosted glass is translucent.
Total weight: Generally used for diamond jewelry but can be applied to any jewelry with small stones. It refers to the combined carat weight of all stones in the piece.
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Total weight, abbreviated as t.w. or tw, is the sum of the carat weight of all of the gemstones or diamonds in a piece of jewelry.
Tourmaline ...
The total weight of gold or silver in bar, coin or shipment of scrap, as opposed to the weight of the fine gold or silver found in the item. For example, a one troy ounce gold coin of 916 fine will have a gross weight of 1.092 troy ounces.
or Carat Total Weight (ctw) or
Gem Weight (TGW):
Carat weight refers to the actual weight of a single gemstone. In the case of diamonds, a one carat diamond weights 1/5th of a gram.
Carat Total Weight (ctw)
The tag only states the CTW
Many jewelry tags only list the "carat total weight" of diamonds in a ring and do not list the center stone separately.
CTW: Carat Total Weight of a diamonds on piece of jewelry.
Cut: The shape of a finished diamond. For more information see The 4 Cs of Diamonds
Eye Clean: Diamond looks clear to the naked eye. For more information see The 4 Cs of Diamonds ...
Diamond Total Weight
The sum of the carat weights for all diamonds in a piece of jewelry.
Diamond-Cut Finish
Created by cutting the metal with a diamond, giving it a glittering and sparkling look.
Carat Total Weight (ct. tw.):The combined carat weight of all diamonds in a piece of jewelry. For example, an invisible set diamond cluster with 7 diamonds ranging from 0.12 ct. to 0.28 ct. has a total carat weight of 1 ct.
ATW: Approximate Total Weight, measured in carats, of a gemstone.
Aurora Borealis: Means Northern Lights. AB rhinestones have a special finish that is iridescent.
The second number indicates how much of the total weight of the item is the gold alloy. An item marked with a 20 as the second number has a layer of gold on the outside that is 5 percent of the total weight, or 1/20th.
14k ...
The Federal Trade Commission requires the weight of gold to be 1/20 of the total weight or better and at least 10 karat to achieve a gold-filled classification. The term "Rolled Gold Plate" or R.G.P.
The abbreviation (cwt.) is used to indicate the total weight of two or more gemstones, such as the weight of a parcel of stones, or a pair of stones often traded as a group.
The gold content must be 1/20th or more of the total weight of the metal in the piece. HandmadeA term that can be applied only to jewelry objects made entirely by hand, without the use of machine tools.
Diamonds - All total weights of 10 points or over that we quote are guaranteed minimum weights. This ensures that you know what you are getting from us.
"gold" can only be used if gold content is 10 K or better.
4) Term "gold filled" applies only to items composed of a layer of gold pressed (not alloyed) onto a base metal where the weight of the gold comprises at least 1/20th of the total weight of ...
In a piece with more than one gemstone, the total weight of the stones, in carats, is referenced as t.w. For a pair of earrings, the t.w is the sum of the weight of stones in both earrings combined.
Never buy a ring that has several stones in it with information only about its total weight. Total weight refers to the sum weight of all the stones that are in the piece, and this is no indicator of cost.
Physical measurements (Length x Width x Depth, when multiple stones not ten with a total weight of 1.00ct, but ten with a total weight of 1.00ct measuring three at L x W x D, two at L x W x D, and five at L x W x D.
Carat Weight or carat total weight or ctw:
The weight used in the gem trade since antiquity. Since 1907, Europe and America has adopted the metric carat of 200mg or 0.2g.
The Millennium Star is the centerpiece of the company's Limited Edition Millennium Diamonds collection which further consists of 11 highly unusual blue diamonds cut into a variety of shapes, having a total weight of 118 carats.
or "gold-filled", abbreviated g.f.) A piece of jewelry with a layer of gold mechanically applied to the surface of a base metal, (like brass or copper), can be called Gold Filled if the amount of gold equals one-twentieth of the total weight of the ...
Aurora Butterfly of Peace is a collection of diamonds that displayed in a butterfly structure, which contains many number of diamonds with it and the total weight of this cumulative diamond collection is said to be more than one hundred and fifty ...
The world's largest cut topaz is the "American Topaz," with a total weight of 22,892.50 carats (5,785 kg). The American Topaz originated from in Ouro Preto, Brazil, and it was cut in Idar-Oberstein, Germany over a period of two years.
Total carat weight (TCW) refers to the total weight of all diamonds set in the jewelry item. For example, in order to calculate the TCW of a three stone ring, one would take into consideration the center diamond as well as the two side stones.
And, of course, there are the "total weight" pieces, which feature many smaller diamonds grouped together to give a big "look" to the wearer. These designs, formally called "cocktail rings," have become popular again.
A fine diamond 1 carat weight, set in a classic Tiffany-style platinum setting, might cost $5,000, while a three-stone ring with diamonds of similar quality with total weight of 1 carat would cost around $3,500; or a platinum band with 9 diamonds, ...
Gold filled: Any metal covered by a thin layer of gold. The layer must be at least 10k gold and 1/20th of the total weight of the piece.
Gold plate: Essentially the same as gold filled, except the gold content can be less than 1/20th the total weight.
A deeply cut diamond has a greater proportion of its total weight "hidden" in the depth, resulting in a smaller diameter than a well cut diamond. These differences are usually small, but noticable.
Tourmaline, medium green/blue Namibian material, pair of 6 mm rounds, total weight 1.44 carats. These would be perfect for a pair of stud earrings, could make a terrific ring, or whatever. The pair is yours for only $150.
Due to the sedimentary process resulting from the concentration of silica gel in evaporating seas, opal always contains an amount of water ranging from 3 to 10% of the total weight of the stone.
The layer of gold in gold filled jewellery must be 1/20th of the total weight of the product. This layer is 50 to 100,000 times thicker that gold plated jewellery.
Hardness ...
A measure of the amount of pure gold in a metal. One karat is 1/24th of the total weight of the object. 100 percent pure gold is 24 karats.
luster
The manner in which a mineral reflects light.
Misrepresentation of weight and "total weight."
§ 23.18
Definitions of various pearls.
In the USA, gold-filled articles must have a layer of gold equal to at least 1720th of the total weight of the metal in the piece. Law requires that the piece be clearly marked as gold-filled.
Gold-filled refers to a layer of gold mechanically bonded to a base (non-precious) metal; the gold content must be at least 1/20th of the total weight of the piece.
Commonly, the amount of gold used must make up at least 5% of the total weight and all exterior portions are solid gold. Most gold-filled jewelry pieces tend to be 18Kt, but every piece of Gold-Filled jewelry should be labeled with its Karatage.
Base metal sandwiched between layers of gold. In the US the gold layer must be at least 1/20th of the total weight and is marked: g.f.
gold wash
A thin coating of gold over base metal.
The karat gold covering is less that 1/20th of the total weight. Gold filled is the term used when there is a heavier coating of gold. Sheets plated by this metal were then cut or stamped into jewelry items.
If a piece of jewelry is marked 1/20 14K GF -
5% of the total weight
is 14K gold.
Vermeil ...
Each of these 14 karat white gold stud earrings has black a diamond (1.75 ct total weight) at its center, and the black gems are surrounded by .30 total carats of white diamonds. Similar stud earrings are available with larger black diamonds.
If the total weight is 9.10 carats, and there are 10 stones, then the average weight for each peridot is .91 ct. For every stone over .91 ct, there is a corresponding gemstone below .91 ct to create the average.
gold has been mechanically bonded to another metal (usually a base metal). This layer usually constitutes AT LEAST 1/20th of the total weight of the metal in the piece. Items are marked G.F. preceded by the karat fineness of the veneer.
The size of amethyst stone starts from 0.40 to 1 carat. It can be single stone or 2-3 stones combined together pushing the total weight of amethyst to 3 carats. In a single stone ring the stone size can even go up to 2.5 carats.
When you buy gold-filled jewelry, you must ensure that jewelry should have a layer of at least 10-karat gold as well as gold must be at least 1/10 of the total weight of metal.
Gold filled: Also known as gold overlay. This term refers to a gold layer that has been bonded to a support metal. To qualify for use of this term, the gold must be at least 10% of the total weight.
Gold Filled - Gold filled refers to the mechanical process of applying two thin gold sheets to core metal such as nickel. To qualify as "gold filled" the amount of gold must be at least 1/20 of the total weight.
(also called gold overlay) - made by using heat and pressure to apply a layer of karat gold to a base of less costly metal. This produces a surface with karat gold. The minimum layer of karat gold must equal at least 1/20 of the total weight of the ...
refers to a layer of at least 10-karat gold that has been permanently bonded by heat and pressure to one or more surfaces of the support metal, then rolled or drawn to a prescribed thickness. The karat gold must be at least 1/ 10 of the total weight.
This tube of gold is approximately 100 times thicker than gold plate so that with normal wear it will never tarnish, chip or wear off. By law this layer of gold has to be at least 1/20 of the total weight of the metal portion of the piece of ...
Since 1913 the international standard has been 1 carat = 200 milligrams, or 1/5 of a gram. In jewelry pieces with more than one diamond, the carats may be described in terms of total carat weight (TW). This number is the combined total weight of all ...
 See also: Diamond, Jewel, Color, Stone, Jewelry
  
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