Seiko Cal. 6646 - 653

The Seiko 6646-653 represents an important milestone in Seiko's 1997 lineup. With its 19mm lug width and 8.0mm profile, it sits comfortably on most wrists. [seikata-wm-d920507bac23]

Also known as: Tuna, Emperor

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

8.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

130m

Dial Color

Navy

Jewels

19j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1997

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