Seiko Cal. 5655 - 487

The 5655-487 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5655 caliber with 28j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-994460a74403]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

15.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

28j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1979

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