Seiko Cal. 5656 - 366

The 5656-366 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5656 caliber with 17j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-2b918c1518f1]

Also known as: Rally, Emperor

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

34mm

Case Thickness

8.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Burgundy

Jewels

17j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1979

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