Seiko Cal. 4561 - 985

This Hand-Winding model from 1975 features a 46mm Stainless Steel case. Powered by the 4561 caliber with 24j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-66413ea6b4a3]

Also known as: Silverwave, World Timer

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Cream

Jewels

24j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1975

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