Seiko Cal. 6655 - 100

This Spring Drive model from 1972 features a 46mm Stainless Steel case. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-67fb40a4c4e4]

Also known as: Rally, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Burgundy

Jewels

19j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1972

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