Bracelet Type: Stainless Steel Main Collection: Prospex Movement: Solar Gender: Men's Caliber Number: V192 Movement Type: Solar Accuracy: ±15 seconds per month Duration: Operating for approx. 6 months (when fully charged) Exterior Case Material: Stainless steel Crystal: Curved sapphire crystal LumiBrite: Lumibrite on hands and indexes Clasp: Three-fold clasp with secure lock , push button release with extender Other Details Water Resistance: 10 bar Case Size Thickness: 13.3㎜ Diameter: 39㎜ Length: 45.5㎜ Other Features