Seiko Cal. 6684 - 691

The 6684-691 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6684 caliber with 17j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-9023972b6cbd]

Also known as: Samurai, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

13.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1990

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