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: 6R54
Movement Type: Automatic with manual winding
Precision: 25 to -15 seconds per day
Power Reserve: Approx. 72 hours(3 days)
Jewels: 24
Functions:
- 24-hour hand (dual time display function)
- Stop seconds hand function
CASE/BAND
Material: Stainless steel (Bezel: Stainless steel with ceramic display)
Size: Thickness: 12.9mm, Diameter: 42.0mm, Lug-to-lug:48.6mm
Crystal: Sapphire crystal
Crystal Coating: Anti-reflective coating on inner surface
LumiBrite: LumiBrite on hands, index(es) and bezel
Clasp: Three-fold clasp with secure lock , push button release with extender
Distance Between lugs: 20mm
OTHER DETAILS
Water Resistance: 200m / 660ft diver's
Magnetic Resistance: 4,800 A/m
Weight: 176.0g
Features:
REF: SPB385
