Seiko Cal. 5665 - 103

Released in 1978, the Cal. 5665 with design code 103 was part of Seiko's domestic market collection. With its 22mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-4f48f293d2ad]

Also known as: UFO, Emperor

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

170m

Dial Color

Black

Jewels

28j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1978

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