Seiko Cal. 4438 - 964

This Spring Drive model from 1981 features a 45mm Gold-Plated case. Powered by the 4438 caliber with 24j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-934ad612b8f4]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

8.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Cream

Jewels

24j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1981

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