Case material

Yellow gold watches

Solid gold, usually 18k (75% gold), alloyed with other metals that set its colour. Heavier and softer than steel, so it marks more easily.

Watchfari lists 745 references with a sourced yellow gold case, spread across 45 brands and 188 families. Sourced case diameters run from 14 mm to 56.5 mm. By movement type: 134 automatic, 112 quartz, 81 solar, and 16 manual.