Atlas Size Guide

 

38/40/41 - Fits Apple Watches 38mm, 40mm and 41mm (Fits Wrists 135mm - 195mm)
42/44/45/49 - Fits Apple Watches 42mm, 44mm, 45mm and 49mm (Fits Wrists 140mm - 205mm)

       

      Please review underneath the face of your Apple Watch to determine the most appropriate size