Seiko Cal. 3877 - 688

This Quartz model from 1971 features a 46mm Two-Tone case. It features a Green dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-f5e09714818d]

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

46mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Green

Jewels

30j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1971

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