SEIKO SRPG21 Automatic Dive Watch for Men - Prospex Collection 

• WATER-RESISTANT: these water-resistant men's dive watches are ISO scuba-approved to depths of 200 meters
• AUTOMATIC: these self-winding, automatic men's watches are powered by your movement, with a power reserve of 41 hours
• STAINLESS STEEL: this automatic diver's watch features a durable stainless steel watch case and rugged black silicone strap
• LUMIBRITE DISPLAY: this men's automatic watch features a highly-legible display with LumiBrite hands and markers
• 4R35 CALIBER: equipped with the reliable caliber 4R35 automatic movement, this accurate men's watch keeps precise time