Seiko 5 Sports SNXS Series 37.4 MM Blue Dial Automatic Watch - SRPK87K1

Caliber Number: 4R36

Movement Type: Automatic with manual winding

Power reserve: Approx. 41 hours

Jewels: 24

Stop second hand function

Day/Date display

Case Material: Stainless steel

Case Size

Thickness:12.5mm

Diameter:37.4mm

Lug-to-lug:44.7mm

Crystal: Curved Hardlex

LumiBrite: LumiBrite on hands and index(es)

Clasp: Three-fold clasp with push button release

Distance between lugs: 18

Water Resistance: 10 bar

Magnetic Resistance: 4,800 A/m

Weight: 125.0g

See-through & Screw case back