Seiko Prospex "Turtle" Black Series - SRPK43 Citizen Promaster Slide rule bezel for flight

Slide rule bezel for flight calculations

and double deployment clasp with push button release

Dual LED illumination for dial and digital clarity day or night

and sapphire crystal for superior scratch resistance

Auto Hand Correction keeps hands properly aligned to reflect accurate time and sensor readings

Seiko Prospex "Turtle" Black Series - SRPK43 Citizen Promaster Slide rule bezel for flightProspex Black Series. Designed for those who treat life as the ultimate adventure, Seiko Prospex keeps moving forward, meeting every challenge with technological excellence and winning design. Featuring Green LumiBrite Pro, " developed for divers by combining the color most recognizable in the dark with a higher brightness and longer afterglow, this extraordinary timepiece provides a "night vision" experience for visibility in the dark resembling the