Seiko SRPD27 Prospex Men's Watch Black 42.4mm Stainless Steel

Prospex Automatic Diver

Manual and automatic winding capabilities

21,600 vibrations per hour

Power reserve: approximately 41 hours

24 jewels

One-way rotating elapsed timing bezel

Black dial with sunray finish

Magnified day/date calendar

LumiBrite hands and markers

Screwdown crown and caseback

Case diameter: 42.4mm

Stainless steel case

Silicone strap

Water-resistant to 200 meters (660 feet), Diver's Watch. Follows ISO standards and is suitable for scuba diving.

Caliber 4R36