Seiko Cal. 5668 - 424

This Spring Drive model from 1988 features a 39mm Stainless Steel case. Powered by the 5668 caliber with 17j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-04021cf7c2bc]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

10.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

17j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1988

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