Seiko Cal. 3899 - 436

This Solar model from 1970 features a 39mm Stainless Steel case. Powered by the 3899 caliber with 21j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-4c10e95c8e09]

Also known as: Samurai, Sportsmatic

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

12.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Cream

Jewels

21j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1970

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