Seiko Cal. 6623 - 688

The Seiko 6623-688 represents an important milestone in Seiko's 1999 lineup. Powered by the 6623 caliber with 22j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-e99114ed5c4c]

Also known as: Sea Horse, Golden Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Black

Jewels

22j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1999

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