Seiko SRPD71K1 

Seiko 5  Automatic Caliber: 4R36(A)  24 Jewels Water resistant 10 bars

Black dial with blue uni-directional dive bezel.  Stainless steel case with crystal caseback. Automatic movement. Hardlex crystal. Black silicon waffle strap with ss buckle

Lugs width: 22mm  Case reference: 4R36-07G0 Case width: 42mm   (excluding crown) Case thickness : 13mm *Price include shipping worldwide. #21-19201001004372-E1