Seiko Prospex 1968 Diver's Style Mechanical Automatic GMT Diver "MM200" Green Dial 

SPB381
(JDM Version Model: SBEJ009)

SPB381 Specification:

Caliber: 6R54
Movement Type: Automatic with manual winding
Precision: 25 to -15 seconds per day
Power reserve: Approx. 72 hours(3 days)
Jewel: 24

Exterior
Case Material: Stainless steel (Bezel: Stainless steel with ceramic display)
Case Size: Thickness:12.9mm; Diameter:42.0mm; Lug-to-lug:48.6mm
Crystal: Sapphire crystal
Crystal Coating: Anti-reflective coating on the 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: 20

Other Details
Water Resistance: 200m / 660ft diver's
Magnetic Resistance: 4,800 A/m
Weight: 176.0g

Features
Unidirectional rotating bezel
Screw-down crown
Three-fold clasp with secure lock
Screw case back
24-hour hand (dual time display function)
Stop-seconds hand function

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