Seiko Cal. 6635 - 690

The Seiko 6635-690 represents an important milestone in Seiko's 1984 lineup. With its 19mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-d8c63bf027da]

Also known as: Turtle, Rally

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

10.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1984

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