Glycine Combat Automatic 40mm Auto 50m 3815.19ATSp-1. Movement Caliber: ETA 2824-2 automatic - Functions: hours, minutes and seconds, date display in window - Size: 11 1/2" - Jewels: 25 - Power Reserve: 38 hours - Material: stainless steel - Height: 9.50mm with solid back- 10mm with see-through back - Waterproof: 5 atm - Back: solid steel screwed / screwed see-through mineral glass - Glass: K1 mineral - Dial: black with SL - available with 10 or 12 arabic figures Crown: sticker crown