Seiko Cal. 5679 - 642

The 5679-642 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5679 caliber with 27j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-47e0df34d346]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Navy

Jewels

27j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1976

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