Seiko Prospex SRPA21 PADI Special Edition Automatic Diver featured the entire watch is sustainably

the entire watch is sustainably powered by light with the exclusive Citizen Eco-Drive technology

Patterned brown/burgundy dial with gloss finish

and vibration

Case diameter: 40 mm

With a larger case and upgraded box-shaped anti-reflective sapphire crystal

Seiko Prospex SRPA21 PADI Special Edition Automatic Diver featured the entire watch is sustainablyPADI Special Edition 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 LumiBrite hands and markers Day Date calendar Screwdown crown and caseback Case diameter: 45. 0mm Stainless steel case and bracelet Water Resistance: Diver's Watch to 200 meters (660 feet). Meets ISO standards and is suitable for scuba diving. Caliber 4R36