Specifications: Movement : Caliber Number :6R35 Movement Type :Automatic with manual winding capacity Accuracy :+25 to -15 seconds per day Exterior : Case Material :Stainless steel Crystal :Dual-curved sapphire Crystal Coating :Anti-reflective coating on inner surface Band Material :Horse Skin Clasp :Three-fold clasp with push button release Other Details : Water Resistance :10 bar Case Size: Thickness: 12.4 ㎜ Diameter: 39.9 ㎜ Length: 47.2 ㎜ Other Specifications Enamel dial Screw case back See-through case back Other Features 24 jewels Date display Stop second hand function