Seiko Cal. 4523 - 420

This Quartz model from 1973 features a 35mm Stainless Steel case. It features a Navy dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-f47c4f33138a]

Also known as: Sportsmatic, Navigator

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

9.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Navy

Jewels

24j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1973

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