Size Guide

Measure with confidence.

The four measurements that matter: case, lug, thickness and strap.

KSSB Global Watch Dimensions Overview
Case Diameter Measurement Diagram and Specification Table
01 · Case Diameter

Measure the case, not the bezel.

Measured across the case, excluding the crown. Dress watches sit at 34–38mm; everyday models at 38–40mm; sports and dive cases run 40–44mm.

Lug Width Measurement Diagram and Specification Table
02 · Lug Width

Where the strap meets the case.

Measured between the inner lug faces. Straps must match exactly common sizes are 18, 20, 22 and 24mm.

Thickness Measurement Diagram and Specification Table
03 · Thickness

Total profile, crystal to caseback.

Crystal top to caseback. Slim dress watches sit under 9mm; sports watches run 11–14mm.

Strap Length Measurement Diagram and Specification Table
04 · Strap Length

Measured for the wrist.

Lug to lug over the buckle. Match wrist circumference plus 25mm.

Download Size Chart (PDF)