Seiko Cal. 4523 - 666

This Spring Drive model from 1973 features a 40mm Titanium case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-b844beacd9ab]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1973

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