Seiko Cal. 3877 - 312

This Quartz model from 1966 features a 44mm Two-Tone case. With its 22mm lug width and 14.2mm profile, it sits comfortably on most wrists. [seikata-wm-a6af132420b7]

Also known as: Sumo, Flighty

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

34j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1966

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