Seiko Cal. 5624 - 974

This Spring Drive model from 1971 features a 46mm Titanium case. Powered by the 5624 caliber with 17j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-dcff1198cf47]

Also known as: Sportsmatic, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

17j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1971

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