Seiko Cal. 4431 - 445

This Hand-Winding model from 1994 features a 42mm Stainless Steel case. Powered by the 4431 caliber with 24j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-b68af1bb714c]

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

Green

Jewels

24j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1994

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