Japan Imported Automatic Movement, 21 Jewel Ruby Escapement, Self-winding by Arms and Hands Swinging. NOTE:We stiil suggest you had better wind manual once a week.
Water Resistant to 50 meters(164 feet).You can wear it when you Swimming Diving and Surfing.NOTE:Please wipe it dry after your water sport,the residual water spots will infiltrate into the watch to broken the movement
Sapphire Crystal, the hardness be next only to diamond, scratch resistant and wearproof.
Analog display, three hands, day and date window at 3 o'clock.
Specification: case thickness: 0.43inch(11mm), case diameter:1.57inch(40mm), band width:0.79inch(20mm), circumference:7.87in (20cm). NOTE:The length of band can be adjust.If you want to change,you could ask the watch repairer to help you adjust it.