Seiko Cal. 6657 - 391

This Spring Drive model from 1972 features a 36mm Gold-Plated case. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-e9be046bc955]

Also known as: Shogun

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

8.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Champagne

Jewels

28j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1972

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