Seiko Cal. 6628 - 576

The Seiko 6628-576 represents an important milestone in Seiko's 1967 lineup. Powered by the 6628 caliber with 32j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-282d2bb91aef]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

9.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Silver

Jewels

32j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1967

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