SEIKO Prospex U.S. Special Edition SRPH55 Longines as well as a screwdown

as well as a screwdown crown and caseback

The retro-inspired multi-row bracelet with curved top surfaces helps achieve a superbly sleek and comfortable fit and is equipped with a tri-fold push button release clasp

Khaki Field Auto Black / Black Leather

see-through caseback

complete with the iconic case design that revolutionized underwater safety with a recessed crown creating a built-in crown guard at 4 o'clock

SEIKO Prospex U.S. Special Edition SRPH55 Longines as well as a screwdownCelebrates Seiko Prospex's ongoing efforts to promote ocean exploration and conservationAutomatic diver with manual winding capability21,600 vibrations per hourPower reserve: approximately 41 hours24 jewelsBlack ceramic unidirectional rotating elapsed timing bezelIntricately patterned brown dial inspired by the turtle shellDay date calendar with day in both English and KanjiLumiBrite hands and markersSapphire crystal with anti reflective coating on