Seiko Cal. 3877 - 487

This Hand-Winding model from 1973 features a 44mm Two-Tone case. With its 19mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-fb7730679c87]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Black

Jewels

33j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1973

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