Seiko Cal. 4440 - 681

This Spring Drive model from 1974 features a 45mm Gold-Plated case. Powered by the 4440 caliber with 26j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-019841d1f3b9]

Also known as: UFO, Arnie

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

14.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

190m

Dial Color

Black

Jewels

26j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1974

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