Seiko Cal. 6688 - 749

The 6688-749 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6688 caliber with 26j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-ce457deb9913]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Silver

Jewels

26j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1976

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