Seiko Cal. 6658 - 506

This Solar model from 1981 features a 40mm Titanium case. With its 20mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-e422b4aa5519]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

Titanium

Case Width

40mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Burgundy

Jewels

26j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1981

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