Seiko Cal. 6684 - 763

The Seiko 6684-763 represents an important milestone in Seiko's 1971 lineup. Powered by the 6684 caliber with 26j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-ebc89f053434]

Also known as: Sea Horse, Crown

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

11.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1971

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