Seiko Cal. 6620 - 364

This Spring Drive model from 1966 features a 41mm Gold-Plated case. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-c30b8e54a403]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

12.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

White

Jewels

27j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1966

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