Seiko Cal. 6656 - 563

The 6656-563 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6656 caliber with 21j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-ec83f574ca3b]

Also known as: Emperor

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

13.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1979

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