Seiko Cal. 3877 - 927

This Solar model from 1974 features a 41mm PVD Black case. With its 20mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-72ed5df74826]

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

41mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

23j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1974

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