Seiko Cal. 3870 - 230

This Solar model from 1978 features a 46mm PVD Black case. The Inner Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-2c2b60d3ca66]

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

46mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Black

Jewels

27j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1978

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