Prospex U.S. Special Edition. Designed for those who treat life as the ultimate adventure, Seiko Prospex keeps moving forward, meeting every challenge with technological excellence and winning design. With an intricately patterned brown dial inspired by turtle shells, this exciting Special Edition celebrates Prospex’s ongoing efforts to promote ocean exploration and conservation. For reliable timing in rough waters, the 24-jewel automatic movement, which beats at a frequency of 21,600 vibrations per hour, provides a power reserve of approximately 41 hours and offers manual winding capability. Framed by a black ceramic uni-directional rotating elapsed timing bezel, the dial features LumiBrite hands and markers, as well as a day/date calendar in both English and Kanji. Crafted of stainless steel, with scratch-resistant anti-reflective sapphire crystal, and secure screwdown crown and Special Edition caseback with sea turtle image, this durable timepiece follows ISO standards for scuba diving at depths of up to 200 meters. Includes additional brown silicone strap. 200m Water Resistant
Model: SRPH55
Collection: Prospex
Gender: Men's
Dial Color: Brown
Strap Material: Stainless Steel
Strap Detail: Stainless steel bracelet
Lug Width (mm): 22
Movement: Automatic
Caliber: 4R36
Movement Detail:
Caliber 4R36
21,600 vibrations per hour
24 jewels
Power reserve: approximately 41 hours
Case Material: Stainless steel case
Case Diameter (mm): 45
Case Thickness (mm): 13.2
Crystal Type: Sapphire crystal with anti-reflective coating on the inner surface
Prospex U.S. Special Edition
Celebrates Seiko Prospex's ongoing efforts to promote ocean exploration and conservation
Automatic diver with manual winding capability
Black ceramic unidirectional rotating elapsed timing bezel
Intricately patterned brown dial inspired by the turtle shell
Day/date calendar with day in both English and Kanji
LumiBrite hands and markers
Screwdown crown
Screwdown Special Edition caseback with sea turtle image
Additional brown silicone strap