Seiko Cal. 6654 - 447

The 6654-447 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6654 caliber with 31j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-e6fd8b2942bc]

Also known as: Sumo, Bullhead

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

46mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

120m

Dial Color

Cream

Jewels

31j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1991

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