Seiko Cal. 6693 - 405

The Seiko 6693-405 represents an important milestone in Seiko's 1977 lineup. With its 20mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-dca4ca4cef84]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

Titanium

Case Width

36mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1977

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