Seiko Cal. 4520 - 417

This Quartz model from 1969 features a 40mm PVD Black case. It features a Navy dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-51283e7ba2dc]

Also known as: Samurai, Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

40mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

22j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1969

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