Seiko Cal. 6658 - 336

This Solar model from 1967 features a 37mm PVD Black case. Powered by the 6658 caliber with 22j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-6f769d5585ab]

Also known as: Golden Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

37mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Burgundy

Jewels

22j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1967

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