Seiko Cal. 6648 - 826

The 6648-826 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6648 caliber with 28j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-c3fea1aec40d]

Also known as: Rally

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

12.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Black

Jewels

28j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1983

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