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Gold Karat Weight Converter

Professional Tool — Savya Jewels Exclusive

Conversion Calculator

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Reference Table per 1 gram

Weight when replacing 1 gram of gold from one karat to another at same volume

⚠️ Note: Actual weight may vary slightly due to alloy composition, manufacturing tolerance, and stone settings. These values are based on standard gold alloy density references and are intended for estimation purposes only.

About This Tool

Use this professional gold karat weight converter to instantly calculate the final weight of gold when replacing one karat purity with another at the same volume. Whether you're comparing 22Kt vs 18Kt, 20Kt vs 14Kt, or any other combination, this tool gives accurate results based on industry-standard gold alloy density values.

22 Karat Gold91.6% pure — Density: 17.65 g/cm³. Most popular for Indian jewellery.
20 Karat Gold83.3% pure — Density: 16.35 g/cm³. Premium quality gold alloy.
18 Karat Gold75% pure — Density: 15.00 g/cm³. Ideal for diamond jewellery settings.
14 Karat Gold58.3% pure — Density: 13.15 g/cm³. Durable for everyday wear.

Formula used: New Weight = Original Weight × (Target Density ÷ Original Density). Results are based on same-volume replacement and standard alloy compositions.