Seiko Cal. 3857 - 907

This Solar model from 1965 features a 43mm PVD Black case. The Inner Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-d46015326661]

Also known as: UFO

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

43mm

Case Thickness

13.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

25j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1965

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