Gender: Men Reference: A151QAA-AK-MA150 Case & Buckle: Stainless steel 316L Water Resistance: Up to 100M/10ATM - 330 feet Diameter: 34 mm Dial: Silvered Guilloché and Blue MOP Strap: Stainless steel 316L Buckel: Stainless steel deployment buckle Wrist: Adjustable from minimum 145mm (5.70 inches) to maximum 200mm (7.87 inches)