Seiko Cal. 4437 - 848

This Quartz model from 1970 features a 34mm Stainless Steel case. Powered by the 4437 caliber with 36j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-d41c540fbedf]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

10.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Burgundy

Jewels

36j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1970

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