Seiko Cal. 4579 - 101

This Spring Drive model from 1969 features a 44mm Gold-Plated case. Powered by the 4579 caliber with 21j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-6948de4f418f]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

12.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Black

Jewels

21j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1969

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