Seiko Cal. 6648 - 520

The 6648-520 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6648 caliber with 29j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-e1c62147fdc9]

Also known as: Sumo, Goldfeather

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Cream

Jewels

29j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1994

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