Seiko Cal. 3857 - 939

This Quartz model from 1970 features a 38mm PVD Black case. The Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-76c96d0a29b9]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

38mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

40m

Dial Color

White

Jewels

24j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1970

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