

Jewelry metals

Tiny stamped marks on jewelry tell you what it's made of. We explain hallmarks, karat and how to verify that gold is genuine.

Redness and itching under jewelry are often a sign of nickel allergy. We explain which metals are safe for sensitive skin and how to avoid problems.

Proper care extends jewelry life and keeps the shine. Practical tips for cleaning, storage and daily wear — by material.

Karat means purity, not weight. The difference between 18K and 14K affects color, hardness and price. We explain when to choose which.

At first glance they look the same, but they differ in weight, durability, care and price. We explain when platinum is worth it and when white gold.

Gold color is not about fashion but alloy. We explain how white, yellow and rose are created, who they suit, and what it means for care.