Seiko Cal. 4437 - 352

This Solar model from 1980 features a 36mm Titanium case. Powered by the 4437 caliber with 18j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-260db46052b1]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Solar

Case Material

Titanium

Case Width

36mm

Case Thickness

11.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Green

Jewels

18j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1980

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