Seiko Cal. 4520 - 176

The Seiko 4520-176 represents an important milestone in Seiko's 1973 lineup. Powered by the 4520 caliber with 22j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-12b8d99e4b39]

Also known as: Navigator, Sea Horse

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Cream

Jewels

22j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1973

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