Seiko Cal. 4520 - 673

This Hand-Winding model from 1992 features a 41mm Stainless Steel case. Powered by the 4520 caliber with 19j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-d8b509287c4a]

Also known as: Bullhead, Navigator

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

8.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Navy

Jewels

19j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1992

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