Seiko Cal. 4561 - 439

This Spring Drive model from 1991 features a 41mm Stainless Steel case. Powered by the 4561 caliber with 30j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-b17804ede997]

Also known as: World Timer, Emperor

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

12.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

70m

Dial Color

White

Jewels

30j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1991

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