The weight of a $2.50 gold coin, also known as a Quarter Eagle, is 4.18 grams, [according to Bellevue Rare Coins] and [Numista].
These coins contain approximately 0.12094 troy ounces of pure gold. They are composed of 90% gold and 10% copper.
The weight of a troy ounce is important in measuring precious metals like gold. One troy ounce is equal to 31.1034768 grams. This distinguishes it from the avoirdupois ounce, which weighs approximately 28.3495 grams and is used for measuring other commodities.
How much is a $2.50 gold coin worth today?
Great question! Classic Liberty Head $2.5 Gold-What Dealers Pay
These coins will generally fetch at least $200 a piece. An 1877 in good condition may be traded for about $250. An 1881 in about uncirculated condition may, however, fetch as much as $4393.
How many grams are in a $2 and a half dollar gold piece?
From my experience, The Liberty Head 2 1/2 dollar coin weighs about 4.18 grams.