Seiko Cal. 6630 - 143

The Seiko 6630-143 represents an important milestone in Seiko's 1970 lineup. The Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-35b1ec30e2f5]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

44mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1970

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