Seiko Cal. 3877 - 558

This Quartz model from 1974 features a 40mm Two-Tone case. The Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-f8300be36ca8]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

White

Jewels

26j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1974

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