Seiko Cal. 5678 - 458

This Solar model from 1969 features a 38mm Stainless Steel case. Powered by the 5678 caliber with 31j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-8492e84bddb1]

Also known as: Navigator, Crown

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

31j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1969

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