Seiko Cal. 4440 - 712

This Spring Drive model from 1979 features a 35mm Titanium case. Powered by the 4440 caliber with 31j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-ba56feb89664]

Also known as: Shogun, Panda

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

8.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1979

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