Seiko Cal. 6699 - 645

The Seiko 6699-645 represents an important milestone in Seiko's 1968 lineup. The Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-918684793e07]

Also known as: UFO, Baby Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

42mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

20j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1968

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