Seiko Prospex Save The Ocean Frost Monster SE 42.4 MM Automatic Watch SRPG57K1 Seiko 6 months (when fully charged)

6 months (when fully charged)

The chronograph seconds hand and counter hands are in brown

SPECIAL EDITION on the case back

Crystal: Sapphire crystal with magnifier

This is CASIO's first analog watch to come with Mud Resist construction

Seiko Prospex Save The Ocean Frost Monster SE 42.4 MM Automatic Watch SRPG57K1 Seiko 6 months (when fully charged)Caliber Number: 4R36 Movement Type: Automatic with manual winding Power reserve: Approx. 41 hours Jewels: 24 Stop seconds hand function Day Date display Case Material: Stainless steel Case Size Thickness: 13. 4mm Diameter: 42. 4mm Lug to lug: 49. 4mm Crystal: Hardlex with lenses LumiBrite: LumiBrite on hands, index(es) and bezel Clasp: Three fold clasp with secure lock , push button release with extender