Seiko Cal. 4546 - 333

This Hand-Winding model from 1974 features a 44mm Hardlex-Coated Steel case. Powered by the 4546 caliber with 17j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-8f680a231748]

Also known as: World Timer, Crown

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

14.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1974

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