Seiko Cal. 6623 - 698

The Seiko 6623-698 represents an important milestone in Seiko's 1969 lineup. Powered by the 6623 caliber with 28j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-cf0febe21a4c]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

9.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

28j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1969

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