Mar 4, 2026 · This guide breaks down exactly what the 585 stamp means, how it equates to 14-karat gold, where you’re likely to see it, and how the mark influences testing, pricing, and resale decisions.

Mar 1, 2026 · Use our Gold Karat Calculator to instantly convert between karats, fineness, and purity percentages. Or look up any hallmark stamp with the Stamp Decoder.

Oct 5, 2024 · Gold 585 refers to a precious metal alloy containing 58.5% pure gold. The “585” hallmark indicates the purity standard, with the remaining percentage composed of other metal alloys. Gold …

In the US, 10K is the minimum legal purity that can be sold as "gold". 14K gold is 58.5% pure gold and is the most common choice for engagement rings and everyday jewelry in the US. It offers a good …

Jul 7, 2025 · Jewelry stamped with 585 contains 58.5% pure gold, making it 14 karat gold. This is one of the most commonly used gold purities around the world — especially in the United States, Europe, …

Dec 6, 2024 · Instead, the number 585 is an indicator of the purity of gold used to make this particular piece of jewelry. A piece of gold containing this marking means it is a gold alloy (not 100% pure gold) …

Jan 1, 2026 · Ever wondered what the tiny stamps on your gold jewelry mean? Our guide explains 14K, 585, and common hallmarks so you can verify the purity and value of your collection.

Nov 25, 2025 · The 585 marking represents the sweet spot for most jewelry buyers. With 58.5% gold content, it’s durable enough for rings, bracelets, and other pieces that face daily wear.

Nov 12, 2025 · When a piece includes 585 gold, the rest of the item’s ingredients are alloy metals. Some jewelry manufacturers and sellers will use a slightly higher percentage of gold so that they can call it …

Discover the meaning of '585' on jewelry and what it signifies in terms of gold purity. This guide explains how the number relates to the quality and authenticity of gold pieces.