Seiko Cal. 5663 - 104

The 5663-104 is a sought-after Solar piece from Seiko's golden era. With its 19mm lug width and 10.2mm profile, it sits comfortably on most wrists. [seikata-wm-f7a8a28a2de2]

Also known as: UFO, Emperor

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

10.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1969

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