Seiko Cal. 6688 - 772

The Seiko 6688-772 represents an important milestone in Seiko's 1972 lineup. Powered by the 6688 caliber with 27j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-db160a6cce80]

Also known as: Sea Horse, Crown

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

90m

Dial Color

Champagne

Jewels

27j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1972

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