Seiko Cal. 4523 - 599

The 4523-599 is a sought-after Solar piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-96aeda39f2eb]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

35mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1993

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