Seiko Cal. 5657 - 138

This Solar model from 1966 features a 36mm PVD Black case. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-8e3ffd7df22a]

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

36mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

White

Jewels

33j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1966

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