Seiko Cal. 6664 - 726

The 6664-726 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6664 caliber with 17j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-8f0d57ffc7cb]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

35mm

Case Thickness

14.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

Black

Jewels

17j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1988

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