Seiko Cal. 4425 - 145

This Automatic model from 1978 features a 37mm PVD Black case. Powered by the 4425 caliber with 18j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-05d4d5f19d6b]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Black

Jewels

18j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1978

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