Seiko Prospex SNE585 Solar 39mm Diver Blue Seiko glass case back retained by

glass case back retained by 4 screws with domed anti-reflective sapphire crystal front and back

Bezel: Black uni-directional rotating bezel

Satellites - As Quick as 3 Seconds

Crystal: Double Domed Sapphire Crystal

Sapphire crystal with glare-resistant coating

Seiko Prospex SNE585 Solar 39mm Diver Blue Seiko glass case back retained byFrom the Prospex Collection Solar diver's watch Powered by light energy no battery change required 10 month power reserve once fully charged Blue uni directional rotating elapsed timing bezel Blue sunray finish dial Date calendar LumiBrite hands and markers Sapphire crystal Screwdown crown and caseback Case diameter: 38. 5mm Stainless steel case and bracelet Tri fold push button release clasp with secure lock and extender Water resistant to 200 meters