Gold Price Formula:
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The Gold Price Calculator 22k calculates the current market value of 22 karat gold based on weight, spot price, and Australian GST requirements. It provides accurate pricing for gold jewelry, coins, and bullion.
The calculator uses the gold pricing formula:
Where:
Explanation: The formula calculates the pure gold content value and adds Australian GST to determine the final retail price.
Details: 22k gold contains 91.7% pure gold (22 parts gold, 2 parts other metals). The spot price reflects pure gold value, so we adjust for purity and add applicable taxes.
Tips: Enter gold weight in grams and current spot price in AUD per gram. Default spot price reflects approximate October 2025 market rates (~AUD 120/g).
Q1: Why multiply by 22/24?
A: This adjusts for gold purity - 22k gold is 22 parts pure gold out of 24 total parts (91.7% purity).
Q2: Is GST always 10%?
A: In Australia, yes - 10% GST applies to most gold purchases for investment or jewelry.
Q3: Where can I find current spot prices?
A: Check financial websites, bullion dealers, or gold market indices for real-time AUD gold prices.
Q4: Does this include making charges?
A: No, this calculates material value only. Jewelry making charges are additional.
Q5: Is this accurate for all 22k gold items?
A: This provides the base material value. Actual resale value may vary based on craftsmanship, brand, and market conditions.