Seiko Cal. 4478 - 553

The 4478-553 is a sought-after Solar piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-61167a82ea1f]

Also known as: Navigator

Specifications

Movement

Solar

Case Material

Titanium

Case Width

35mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1993

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