Seiko Cal. 4586 - 428

This Spring Drive model from 1990 features a 45mm Stainless Steel case. Powered by the 4586 caliber with 23j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-20b940e408ea]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

White

Jewels

23j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1990

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