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Silver Price Calculator

Enter a weight and choose the silver fineness to estimate its metal value from the latest available spot-price data.

🥈 Live silver spot price (XAG/USD)Loading…
$— / oz

$— per gram · troy ounce

Estimated metal value: —

This is an indicative spot-metal estimate in USD. It excludes dealer premiums, workmanship, taxes, refining costs and buy/sell spreads.

Silver price reference

How the calculation works

The calculator converts your weight into grams, multiplies it by the live silver spot price per gram, then adjusts for the selected purity. Sterling silver marked 925 contains approximately 92.5% silver by weight. Actual resale offers can be lower than the calculated metal value.

How to calculate silver value by weight and purity

Silver is usually quoted as a spot price per troy ounce. There are approximately 31.1034768 grams in one troy ounce. Convert the spot price to a per-gram figure, multiply it by the item's weight in grams, and multiply again by the silver purity as a decimal. For example, 925 sterling silver uses a purity factor of 0.925. The result is an estimate of the silver content, not a guaranteed resale offer.

What do 999, 925, 900 and 800 silver marks mean?

A 999 mark indicates approximately 99.9% silver and is often used for fine silver bullion. 925 sterling silver contains 92.5% silver, with the balance usually made up of other metals for durability. 900 silver contains 90% silver, while 800 silver contains 80%. Hallmarks are useful clues, but an item may need professional testing if its authenticity or value is uncertain.

Troy ounces, grams and tola

Precious metals are commonly measured in troy ounces rather than ordinary ounces. One troy ounce is approximately 31.1035 grams. A kilogram contains 1,000 grams. A tola is commonly treated as approximately 11.6638 grams, although local conventions and market practices should be confirmed before a transaction.

Silver price FAQs

Why is my jewellery worth less than the spot calculation?

The estimate reflects theoretical silver content. Buyers may deduct testing, refining and operating costs, and may offer a price below spot. Jewellery design and workmanship do not always add equivalent resale value.

Is 925 silver pure silver?

No. It is an alloy containing 92.5% silver by weight.

Does the calculator include dealer fees or taxes?

No. It provides an indicative metal-value estimate and excludes premiums, taxes, workmanship and buy/sell spreads.

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Silver value by purity and weight

For a weight-based estimate, convert the item's weight to grams, multiply by the silver spot price per gram, and apply the fineness. A 925 sterling item contains about 92.5% silver by weight, while 999 fine silver contains about 99.9%. This is a metal-content estimate, not a resale quote.

How many grams are in a troy ounce of silver?

A troy ounce is approximately 31.1034768 grams. Precious-metal prices generally use the troy ounce, which differs from the ordinary avoirdupois ounce. Use the correct unit when comparing a quoted silver price with an item's weight.

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