Seiko Cal. 4440 - 583

This Solar model from 1966 features a 34mm Hardlex-Coated Steel case. Powered by the 4440 caliber with 17j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-6bf16e7e1af7]

Also known as: Navigator

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

8.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1966

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