Seiko Prospex  Air diver's 200m  automatic.
Caliber: 6R15 
Made in Japan
Sapphire crystal.
Water resistant 200m
Stainless steel bracelet with wet suit extension.
Bracelet ref: M01X.B.C-331 (20mm)
Lugs width 20mm
Case width : 46.5mm including crown
Bezel diameter: 43mm
Case thickness: 14mm
 
#21-8612100112801-E1