585 means 14 karat gold: 58.5% pure gold.
585, 14K, 14KT, 583 on older Soviet and Russian pieces
The most common gold standard in the US for engagement rings, wedding bands and everyday jewelry. 585 is the European way of writing 14K.
| 14K gold | Melt value |
|---|---|
| 2 gram piece | $161.19 |
| 5 gram piece | $402.97 |
| 10 gram piece | $805.94 |
Weigh your piece in grams on a kitchen or jewelry scale. Set stones add weight, so the real figure is a little lower. A buyer pays less than melt to cover refining and profit. Melt value calculator
Stones, a known maker or antique design can be worth far more than the metal. Photograph your piece and GemstoneAI identifies it and estimates what it is worth. Your first scan is free.
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A stamp is a claim, not proof. Fake jewelry is sometimes stamped with real-looking marks. In the US, a purity mark is supposed to sit next to a maker's trademark, so a purity stamp on its own deserves a closer look.
More checks: how to tell if gold is real and the 5-question ring checker.
Yes. 585 and 14K both mark 14 karat gold, about 58.5% pure.
About $80.59 per gram at melt today, so a 5 gram 14K ring holds about $402.97 of gold.
No. Stamps are easy to fake. Back a stamp up with a magnet, a look at worn edges, or a jeweler's test before you rely on it.