Seiko Cal. 6643 - 411

This Hand-Winding model from 1986 features a 41mm Gold-Plated case. The Fixed bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-4cf2c4be20ba]

Also known as: Sumo, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

14.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

White

Jewels

19j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1986

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