Seiko Cal. 6655 - 424

This Spring Drive model from 1967 features a 45mm Gold-Plated case. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-c1ff06608eb8]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

12.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Champagne

Jewels

18j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1967

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