Seiko Cal. 4520 - 311

This Quartz model from 1973 features a 35mm PVD Black case. The Coin-Edge bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-ae12a5d7c90f]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Burgundy

Jewels

20j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1973

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