Seiko Cal. 5266 - 667

The 5266-667 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5266 caliber with 35j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-48ef41500f33]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

Champagne

Jewels

35j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1984

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