Seiko Cal. 4579 - 942

This Spring Drive model from 1984 features a 41mm Stainless Steel case. Powered by the 4579 caliber with 31j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-a9ba350becc7]

Also known as: Monster, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

31j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1984

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