Seiko Prospex challenges every limit, with a collection of timepieces for sports lovers and adventure seekers whether in the water, in the sky or on land. Since launching Japan’s first diver’s watch in 1965, Seiko’s innovative technology has changed global standards. We are constantly striving to bring ever greater reliability and safety to both professional and recreational divers.
MOVEMENT
Caliber: 4R36
Movement Type: Automatic with manual winding
Precision: 15 to -10 seconds per day
Power Reserve: Approx. 41 hours
Jewels: 24
CASE/BAND
Material: Stainless steel
Size: Thickness: 11.1mm, Diameter: 36.6mm, Lug-to-lug:43.8mm
Crystal: Box shaped sapphire crystal
Crystal Coating: Anti-reflective coating on inner surface
LumiBrite: LumiBrite on hands and index(es)
Band Material: Calfskin
Distance Between lugs: 18mm
OTHER DETAILS
Water Resistance: 10 bar
Weight: 63.5g
Features:
- LIMITED EDITION on the case back
- Serial number engraved on the case back
- Screw case back
REF: SRPH55
