Seiko Cal. 6680 - 734

The Seiko 6680-734 represents an important milestone in Seiko's 1979 lineup. Powered by the 6680 caliber with 36j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-8ef93dd450d3]

Also known as: Turtle, Shogun

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1979

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