Seiko Cal. 5664 - 266

The Seiko 5664-266 represents an important milestone in Seiko's 1966 lineup. Powered by the 5664 caliber with 28j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-df539bf1d2ef]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

35mm

Case Thickness

13.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Champagne

Jewels

28j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1966

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