Seiko Cal. 6651 - 586

This Hand-Winding model from 1975 features a 46mm Gold-Plated case. Powered by the 6651 caliber with 17j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-16d5a5c582a4]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Cream

Jewels

17j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1975

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