Seiko Cal. 6628 - 894

Released in 1973, the Cal. 6628 with design code 894 was part of Seiko's domestic market collection. Powered by the 6628 caliber with 27j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-c4a45018b52b]

Also known as: UFO, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

Burgundy

Jewels

27j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1973

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