Seiko Cal. 5670 - 387

This Spring Drive model from 1975 features a 38mm Gold-Plated case. Powered by the 5670 caliber with 17j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-31a7a996e3d2]

Also known as: UFO, Navigator

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1975

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