Seiko Cal. 4425 - 991

This Hand-Winding model from 1982 features a 39mm PVD Black case. With its 19mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-7f0a93f40096]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

9.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Cream

Jewels

33j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1982

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