Seiko Prospex 'Sharks Tooth' Black Dial Alpinist Mens Watch SPB117J1

Seiko Prospex 'Sharks Tooth' Black Dial Alpinist Mens Watch SPB117J1

Movement

Caliber Number	6R35
Movement Type	Automatic with manual winding
Precision	+25 to -15 seconds per day
Power reserve	Approx. 70 hours
Jewels	24
Functions	Stop seconds hand function Date display

Case/Band

Case Material	Stainless steel
Case Size	Thickness:13.2mm Diameter:39.5mm Lug-to-lug:46.4mm
Crystal	Sapphire crystal with magnifier
Crystal Coating	Anti-reflective coating on inner surface
LumiBrite	Lumibrite on hands and index(es)
Clasp	Three-fold clasp with push button release
Distance between lugs	20

Other Details

Water Resistance	20 bar
Weight	147.0
Features	See-through case back Screw case back Rotating compass inner ring Screw-down crown