Seiko Prospex Alpinist Deep Lake 38 MM Stainless Steel Automatic Watch SPB249J1

Caliber Number: 6R35

Movement Type: Automatic with manual winding

Precision: +25 to -15 seconds per day

Power reserve: Approx. 70 hours

Jewels: 24

Hacking seconds hand function

Date display

Case Material: Stainless steel

Case Size

Thickness:12.9mm

Diameter:38.0mm

Lug-to-lug:46.2mm

Crystal: Curved sapphire crystal

Crystal Coating: Anti-reflective coating on inner surface

LumiBrite: LumiBrite on hands and index(es)

Clasp: Three-fold clasp with push button release

Bracelet Length: 195.0

Distance between lugs: 19

Water Resistance: 20 bar

Weight: 146.0

Screw-down crown

See-through & Screw case back