Seiko Cal. 6657 - 543

This Solar model from 1971 features a 46mm Hardlex-Coated Steel case. The Fixed bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-64c2222e13a2]

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

100m

Dial Color

Champagne

Jewels

31j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1971

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