Seiko Cal. 5649 - 666

The 5649-666 is a sought-after Solar piece from Seiko's golden era. Powered by the 5649 caliber with 23j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-50778d53aedc]

Also known as: Emperor

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

15.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

40m

Dial Color

Silver

Jewels

23j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1966

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