Understand precious metals, hallmarks, and measurements
8 articles
18K gold offers the ideal mix of luxury and strength — rich color, lasting shine, and everyday wearability.
Read article →Discover the meaning behind gold hallmarks like 24K, 22K, 18K, and 14K. Learn how purity affects value, durability, and jewelry choice in this practical guide to understanding gold karats.
Read article →Learn how gold purity, weight, and global market prices determine the real worth of gold jewelry — with formulas and examples.
Read article →Convert gold weights between grams, troy ounces, tola, vori, baht, chi, tael, and don with constants, formulas, and examples.
Read article →Learn how platinum purity is measured, what 950 Pt and 900 Pt stamps mean, and how platinum compares with gold karats in jewelry.
Read article →From the global spot price per troy ounce to grams, karat purity, and retail markups—learn how gold prices are calculated.
Read article →Learn what makes platinum the world’s most exclusive precious metal — its rarity, durability, purity, and prestige in jewelry and industry.
Read article →Discover how gold is measured in traditional units like tola, vori, baht, and chi — and how to convert them to grams.
Read article →