Directory Gold Tools

Gold Tools & Calculators

Practical calculators for understanding gold weight, purity, dealer pricing, buyback spreads, and Precious Metals IRA costs. The tools use documented formulas and user-entered values rather than hidden market assumptions.

Gold Purity & Fine Gold Calculator

Convert grams, kilograms, troy ounces, pennyweight, grains, or ordinary ounces and calculate nominal fine-gold content from karat or fineness.

Use the purity calculator

Gold Premium & Buyback Spread Calculator

Compare a reference gold price with a dealer retail quote and dealer buyback quote to see the premium and immediate buy/sell gap.

Compare dealer quotes

Gold IRA Cost Calculator

Model setup, custody, storage, recurring administration, activity, and exit costs over a user-selected number of years.

Model Gold IRA costs

How these tools work

Gold Prosperity Hub calculators are educational tools. They do not provide live market quotes, appraisals, tax advice, legal advice, or individualized investment recommendations. Inputs remain in the browser and are not submitted to Gold Prosperity Hub.

About our research approach