SEIKO-SRPF77

Prospex Save the Ocean Special Edition

"Manta Ray" themed gradient blue dial with stamped wave pattern

Automatic Diver

Manual and automatic winding capabilities

21.600 vibrations per hour

Power reserve: approximately 41 hours

24 jewels

Black ceramic uni-directional rotating elapsed timing bezel

Magnified day/date calendar

LumiBrite hands and markers

Sapphire crystal with anti-reflective coating on the inner surface

Screwdown crown and Special Edition caseback

Case diameter: 45.0mm

Stainless steel case

Deep blue silicone strap

Water Resistance: Diver's Watch 200 meters (660 feet). Follows ISO standards and is suitable for scuba diving.

Caliber 4R36