Seiko Cal. 6659 - 798

This Solar model from 1968 features a 40mm Stainless Steel case. Powered by the 6659 caliber with 23j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-c692a39a08db]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

15.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Cream

Jewels

23j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1968

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