Seiko Cal. 3881 - 688

This Solar model from 1975 features a 36mm Titanium case. It features a Green dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-ed00081d7413]

Specifications

Movement

Solar

Case Material

Titanium

Case Width

36mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Green

Jewels

32j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1975

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