Case diameter

50 mm watches

A very large diameter, typical of dive, pilot and chronograph designs. Lug-to-lug length and case thickness matter as much as diameter for how a watch fits.

Watchfari lists 28 references with a sourced case diameter of 50.0 to 50.99 mm, spread across 9 brands and 14 families. Sourced case diameters run from 50 mm to 50.75 mm. By movement type: 6 automatic, 1 manual, and 1 quartz. The most common sourced case material is stainless steel (12 of 16).