Seiko Cal. 5684 - 634

The 5684-634 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5684 caliber with 24j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-8ccffe315f80]

Also known as: Samurai, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

70m

Dial Color

Green

Jewels

24j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1974

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