Seiko Cal. 5266 - 739

Released in 1965, the Cal. 5266 with design code 739 was part of Seiko's domestic market collection. Powered by the 5266 caliber with 25j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-9e05df7ed061]

Also known as: Emperor

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

11.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Burgundy

Jewels

25j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1965

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