Seiko Cal. 6667 - 591

The Seiko 6667-591 represents an important milestone in Seiko's 1977 lineup. With its 20mm lug width and 13.6mm profile, it sits comfortably on most wrists. [seikata-wm-7d71bb11da47]

Also known as: Crown

Specifications

Movement

Solar

Case Material

Titanium

Case Width

44mm

Case Thickness

13.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

50m

Dial Color

Burgundy

Jewels

34j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1977

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