Calculate Your Gold's Value Instantly
Enter weight and purity to get an instant, itemized valuation. Live gold prices updated daily with transparent formulas and no hidden margins.
Your Gold Value
Why Use This Gold Calculator
Daily Gold Prices
Spot price from GoldAPI.io updated daily with caching for reliability.
All Purity Levels
24K, 22K, 18K, 14K, 10K with automatic purity factor calculation.
Weight Conversion
Grams, troy ounces, kilograms, and pennyweight with instant conversion.
100% Private
All calculations in your browser. No data stored or transmitted.
How Gold Value Is Calculated
Real-World Valuations
| Item | Weight | Purity | Gold Content | Est. Value* |
|---|---|---|---|---|
| Gold Ring | 5 grams | 14K | 2.92g | $427.27 |
| Gold Chain | 20 grams | 18K | 15g | $2,198.63 |
| Gold Coin | 1 troy oz | 24K | 31.1g | $4,559.01 |
| Gold Bar | 100 grams | 24K | 99.9g | $14,642.87 |
*Based on $4,341.91/oz with 5% premium. Actual values vary with market conditions.
Frequently Asked Questions
Highly accurate using daily gold spot prices from GoldAPI.io. Accounts for purity, weight conversions, and market premiums. Actual buy/sell prices may vary by dealer.
Once daily via GoldAPI.io with server-side caching. All visitors see the same price each day for consistency.
Absolutely. All calculations run in your browser. We never store, share, or collect any input data. History uses localStorage on your device only.
Markup above spot price covering dealer costs and margins. Typically 3-15% depending on item type and market demand. Default is 5%.