Most gold coins are 90% or higher in purity

To find the value of your old gold or silver coins

Identify the Coin:

Country of Origin: Determine where the coin was minted.
Denomination and Year: The coin’s denomination (e.g., $1, £1) and the year it was minted are crucial.
Design and Mint Mark: The design and any mint marks (small letters or symbols) can significantly affect value.

Assess the Metal Content:

Gold Coins: Most gold coins are 90% or higher in purity. The value depends on the weight and the current market price of gold.
Silver Coins: Common silver coins are often 90% silver. The weight and purity will help determine their melt value.

Check Condition (Grade):

Uncirculated vs. Circulated: Uncirculated coins are generally more valuable than those that have been in circulation.
Grading: Coins are graded on a scale from 1 (Poor) to 70 (Perfect). Professional grading services can provide an accurate grade, but you can also compare your coin to online guides.

Determine Numismatic Value:

Some coins are worth more than their metal content due to rarity, historical significance, or demand among collectors.
Research Online: Use coin catalogs, auction results, or websites like Numista, NGC, or PCGS to check the value of similar coins.

Consult a Professional:

Coin Dealers: A reputable coin dealer can appraise your coins and give you a fair estimate.
Auction Houses: If your coins are rare, you might want to get an evaluation from an auction house specializing in coins.
Precious Metal Buyers: For coins that are primarily valued for their metal content, consult a precious metal buyer.

Consider Selling Options:

Direct Sale: Sell directly to collectors, dealers, or through online platforms.
Auction: Rare and valuable coins might fetch a higher price at auction.

Stay Informed on Market Trends:

Precious Metals Prices: Keep an eye on the current prices of gold and silver, as these fluctuate daily and impact the value of your coins.
Coin Collecting Market: Trends in the coin collecting market can also influence the value.