Seiko Cal. 5668 - 231

This Solar model from 1967 features a 46mm PVD Black case. The Fixed bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-ce80ca6ae895]

Also known as: Sumo, Silverwave

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

46mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Silver

Jewels

28j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1967

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