Seiko Cal. 6635 - 327

The Seiko 6635-327 represents an important milestone in Seiko's 1981 lineup. With its 19mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-dbdafa914b70]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

44mm

Case Thickness

13.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Champagne

Jewels

24j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1981

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