Seiko Cal. 3840 - 132

This Hand-Winding model from 1980 features a 45mm Two-Tone case. With its 18mm lug width and 9.0mm profile, it sits comfortably on most wrists. [seikata-wm-d063e1ece12e]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

9.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

White

Jewels

34j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1980

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