Seiko Cal. 6645 - 484

Released in 1981, the Cal. 6645 with design code 484 was part of Seiko's domestic market collection. With its 19mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-172ba2cf589c]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

14.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

White

Jewels

20j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1981

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