Seiko Cal. 4437 - 786

This Spring Drive model from 1967 features a 39mm Titanium case. Powered by the 4437 caliber with 24j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-e108eb1d6481]

Also known as: Panda, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

150m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1967

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