Seiko Prospex Marinemaster Professional Quartz 1000M Diver "Darth Tuna Can"
S23631
(JDM Version Model: SBBN047)
S23631 Specification:
Movement
Caliber: 7C46
Movement Type: Quartz
Precision: ±15 seconds per month
Battery life: Approx. 5 years
Exterior
CASE: Ceramic outer case, titanium monobloc inner case
Case Size: Thickness:16.3mm; Diameter:49.4mm; Length:49.4mm
Crystal: Dual-curved sapphire crystal with anti-reflective coating on the inner surface
LumiBrite: LumiBrite on hands, index(es) and bezel
Band Material: Silicone
Lug width: 22mm
Other Details
Unidirectional rotating bezel
Screw-down crown
One-piece structure
Weight: 119.0g
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