Seiko Cal. 5641 - 505

This Spring Drive model from 1966 features a 41mm Gold-Plated case. Powered by the 5641 caliber with 23j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-0108930c9477]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Black

Jewels

23j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1966

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