Sep 25, 2025 · What Is a Troy Ounce? A troy ounce is part of the troy system of weights and measures, and the only unit of that system still in use. The troy ounce is used when weighing precious metals.

Before learning about the history of the Troy Ounce and how it came to use in bullion trading today, one must first understand how a Troy Ounce is different from a standard ounce. A Troy Ounce: So, for …

By far the most common troy unit is the troy ounce (oz t), the standard mass unit for precious metals in industry and in trade; it equals 31.1034768 grams. The troy weight units are the grain, the …

One regular ounce is 28.35 grams, while a troy ounce is 31.1 grams. The weights are close, but the difference becomes very noticeable when you’re trading in larger quantities of precious metals.

Nov 4, 2024 · Troy ounces are a unit of measurement used exclusively to weigh precious metals like gold, silver, platinum, and palladium. They’ve been used since the Middle Ages and remain the …

One troy ounce is 31.1034768 grams, or 0.0311034768 kilograms. The troy ounce is used in the weighing and pricing of the precious metals : gold, platinum, palladium and silver.

Sep 5, 2025 · One troy ounce equals 480 grains, while an avoirdupois ounce equals 437.5 grains. Grains are rarely used today except in specialized applications like gunpowder measurement or …

What is a troy ounce? A troy ounce is a unit of measure used to weigh precious metals. It is different from an avoirdupois ounce, or a standard ounce, which is used to weigh other commodities such as …

Oct 16, 2025 · What Is a Troy Ounce? It is a unit of weight used mostly for precious metals: gold, silver, platinum, and sometimes gemstones. It’s part of the troy weight system, which started in England …

Sep 1, 2023 · When it comes to buying and selling gold, the standard unit of measure is the Troy ounce, not the regular — or avoirdupois — ounce. This standard is used across the global precious metals …