Seiko Cal. 6643 - 573

The 6643-573 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6643 caliber with 35j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-b27cf3e51419]

Also known as: Samurai, Bullhead

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

34mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Cream

Jewels

35j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1998

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