Seiko Cal. 4425 - 957

This Hand-Winding model from 1976 features a 44mm PVD Black case. Powered by the 4425 caliber with 29j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-09407bc7a0d8]

Also known as: Pogue, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Green

Jewels

29j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1976

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