Seiko Cal. 6331 - 850

This Solar model from 1975 features a 41mm Two-Tone case. It features a Green dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-7bf61a289525]

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

41mm

Case Thickness

11.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1975

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