Seiko 5 Sports SRPH21K1 Automatic Men’s Watch – Field Series

The Seiko 5 Sports SRPH21K1 Automatic Watch from the Field Series combines rugged design with reliable Japanese craftsmanship. Powered by the Seiko Caliber 4R36 automatic movement with manual winding, it offers a power reserve of approximately 41 hours. The 39.4 mm stainless steel case features a curved Hardlex crystal, and LumiBrite-coated hands and indexes ensure excellent readability. A see-through case back adds a refined touch, and water resistance up to 10 bar makes this watch ideal for daily wear and outdoor activities.

Specifications:
Gender: Men’s
Movement Type: Automatic with manual winding
Caliber: 4R36
Power Reserve: Approx. 41 hours
Jewels: 24
Functions: Hours, minutes, seconds, day/date, stop second hand function
Dial Features: LumiBrite on hands and index(es)
Case Shape: Round
Case Material: Stainless steel
Glass: Curved Hardlex crystal
Case Back: See-through case back
Case Size:
– Diameter: 39.4 mm
– Thickness: 13.2 mm
– Lug-to-Lug: 48.1 mm
Distance Between Lugs: 20 mm
Water Resistance: 10 bar / 100 meters
Magnetic Resistance: 4,800 A/m
Weight: 122.0 g
Collection: Seiko 5 Sports – Field Series
Model: SRPH21K1