9K vs 14K vs 18K vs 22K Gold: Complete Guide for Diamond Jewellery (2026)
You’ve picked the perfect diamond. You’ve decided between natural and lab-grown. And then the jeweller asks: “9K, 14K, 18K, or 22K?” Suddenly you’re stuck. Most people know gold purity matters—they just don’t know why, or which one is actually right for their piece. This gold karat guide breaks down 9K, 14K, 18K, and 22K gold […]