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No they do not have to be, but when it comes to selling, the buyer would have no guarantee as to the purity of the gold bar and therefore no idea of what price to pay. The gold bar would need to be 'assayed' in order to determine its purity and content. This is a time-consuming activity and makes selling your gold bar a slower and trickier process.
The point about stamped gold bars is that they authenticate the content, weight and purity of the gold bullion. Certain refineries around the world are recognised by the world's main bullion exchanges making buying and selling their gold bars a much more smoother and trusted process.
Credit Suisse gold bars for example are manufactured by Valcambi whose assayer stamp CHI Essayeur Fondeur decorates every bar. These bars are therefore popular with investors as they are easy to buy and sell. The stamp is globally recognised and assures the buyer and seller of authenticity.
What else can I help you with?
Is a 925 gold stamped chain real gold?
No. That means that it is 92.5% sterling silver. It's not gold.
What does GM 925 stamped on a piece of gold jewelry with diamonds mean?
The 925 is an indication of sterling silver, not gold.
You were given a belcher chain and they told you it was 9ct gold it has 925 stamped on it so is it gold?
no -- 925 refers to sterling silver NOT gold
What does BX 925 stamped on a gold piece of jewelry mean?
925 is the mark for sterling silver, which is 92.5% silver. The BX is probably the manufacturer's mark. The gold jewelry is gold-plated sterling silver.
What does 925 mean on the back of your gold chain?
"925" stamped on jewelry signifies that it is made of sterling silver, not gold. Sterling silver is an alloy containing 92.5% silver and 7.5% other metals (usually copper).
What does 925 mean on gold?
"925" stamped on gold jewelry signifies that it is sterling silver, not gold. Sterling silver is an alloy containing 92.5% pure silver and 7.5% other metals like copper.
Is 825 italy stamped on gold authentic gold?
825 is not gold 825 is probably 925 meaning sterling silver blurred or miss stamped
What does 925 stamped in a gold ring mean?
925 is a standard marking for Sterling Silver, thus making it a silver ring, not gold.
China 925 a sign for gold?
It is important to know the value of owned jewelry. China 925 stamped on gold means it is sterling silver, with a gold plating or gold wash.
What does SS stamped on jewelry mean?
SS stamped on jewelry means Sterling Silver. Some other common stamps for Sterling Silver are "925" "S/S" "ster" "sterling" and "sterling silver" SP stamped means "Silver Plated" - No Real Value because it is only a coating that is put over a less valuable metal such as Brass or Copper.GP stamped means "Gold Plated" (same as above)Common stamps found on Gold are 10k, 14k and 18k (they could also be stamped with a three digit number: 416 (same as 10k), 585 (same as 14k) and 750 (same as 18k)
Is 925 stamped on gold?
Though gold can be stamped anything, in theory, that is silver. Most manufactured silver in the western world, and increasingly in the world is sterling. Many times it is marked as it's purity of 92.5% or .925. Gold manufacturers will avoid using 925 as not to confuse people
WHAT DOES R 925 china mean on a ring?
it means that the ring/bracelet is gold plated sterling silver.
