Seiko Cal. 5266 - 103

Released in 1966, the Cal. 5266 with design code 103 was part of Seiko's domestic market collection. With its 20mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-a17cd2cff856]

Also known as: Helmet, Emperor

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

40mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Burgundy

Jewels

27j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1966

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