Seiko Cal. 4438 - 306

This Solar model from 1979 features a 41mm Stainless Steel case. Powered by the 4438 caliber with 31j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-66e8d6b3a108]

Also known as: Shogun, Bullhead

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

13.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Cream

Jewels

31j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1979

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