Seiko Cal. 7037 - 813

The 7037-813 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7037 caliber with 25j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-af6b73d1987c]

Also known as: Sportsmatic, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

White

Jewels

25j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1987

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