Seiko Cal. 6658 - 785

This Solar model from 1967 features a 37mm Gold-Plated case. Powered by the 6658 caliber with 26j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-3d361abb3680]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

Burgundy

Jewels

26j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1967

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