Automatic Watch Analog Mechanical Automatic Winding Waterproof Metal Band Bentley Blue Silver [Clefer] Men's BT-AM392-NVS

---------------------------------------------------------------------- Case size: (approx.) Diameter 39.0 x Thickness 12.0mm Body weight: (approx.) 138g Drive: Mechanical (self-winding) Waterproof/Function: Waterproof (10 ATM waterproof) Warranty period: 1 year