

3 ATM water resistant, 316L stainless steel screw down watch case back with a 25.5 x 1.3mm thick mineral glass crystal. Back measures 38mm with an opening of 26.2mm for the crystal and gasket. Threaded diameter is 35.9mm. Engraved with: 3ATM Water Resistant, Esslinger Logo, 316L Stainless Steel, 24 Jewels.