Silver Price Formula:
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The Silver Price Calculator determines the melt value of silver items based on their weight, purity, and current spot price. It converts the troy ounce spot price to a per-gram value for accurate valuation.
The calculator uses the following formula:
Where:
Explanation: The formula converts the troy ounce spot price to a per-gram value, then multiplies by the item's weight and purity to determine its intrinsic metal value.
Details: Knowing the melt value helps investors, collectors, and jewelers determine the intrinsic value of silver items, make informed buying/selling decisions, and track portfolio value.
Tips: Enter weight in grams, purity as a decimal (e.g. 0.999 for fine silver), and current spot price in USD per troy ounce. All values must be positive numbers.
Q1: Why divide by 31.1035?
A: There are 31.1035 grams in one troy ounce, the standard unit for precious metals pricing.
Q2: What's the difference between troy and avoirdupois ounces?
A: Troy ounces (31.1035g) are used for precious metals, while avoirdupois ounces (28.3495g) are standard for other goods.
Q3: Where can I find current silver spot prices?
A: Spot prices are available from commodities exchanges like COMEX, LBMA, or financial news websites.
Q4: What purity should I use for sterling silver?
A: Sterling silver is 92.5% pure, so use 0.925 as the purity factor.
Q5: Does this calculate retail or wholesale value?
A: This calculates intrinsic melt value. Retail prices may include premiums, while wholesale may be slightly below melt.