Seiko Cal. 3877 - 113

This Hand-Winding model from 1985 features a 44mm Two-Tone case. With its 22mm lug width and 8.0mm profile, it sits comfortably on most wrists. [seikata-wm-7ea64ff5fe60]

Also known as: Monster, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

8.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

17j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1985

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