Seiko Cal. 6344 - 628

The Seiko 6344-628 represents an important milestone in Seiko's 1965 lineup. Powered by the 6344 caliber with 36j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-82a9da845cc3]

Also known as: UFO, Flighty

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

9.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Champagne

Jewels

36j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1965

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