Seiko Cal. 3888 - 632

This Spring Drive model from 1982 features a 46mm PVD Black case. With its 19mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-d4c8e3bf881d]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

Green

Jewels

20j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1982

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