Seiko Cal. 0781 - 688

This Solar model from 1968 features a 44mm Stainless Steel case. Powered by the 0781 caliber with 32j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-6e84ea1a063c]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Burgundy

Jewels

32j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1968

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