Seiko Cal. 4516 - 320

This Solar model from 1979 features a 34mm PVD Black case. The Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-e014a8f22fe9]

Also known as: Helmet, Rally

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

34mm

Case Thickness

12.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1979

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