Seiko Cal. 5641 - 240

This Spring Drive model from 1987 features a 41mm Gold-Plated case. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-53dc4874dc86]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

12.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1987

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