Model:M504A
Case:316L Stainless Steel
Case Diameter:11MM
Movement:Swiss 821A
Case Thickness:41MM
Waterproof Degree:5ATM
Crystal :Sapphire-Crystal
Buckle:18 Square buckle
Features:Hour, minute, second, calendar
Strap length:230MM
Strap size:22/18
Back:See-through bottom cover