Seiko Cal. 6646 - 234

The Seiko 6646-234 represents an important milestone in Seiko's 1977 lineup. With its 18mm lug width and 9.4mm profile, it sits comfortably on most wrists. [seikata-wm-cb337dd07830]

Also known as: Tuna, Emperor

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

45mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

Navy

Jewels

32j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1977

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