Some fake watch peddlers classify them according to their grades; you can find an "A" grade replica for as little as USD50 and an "AAA" grade one for USD500 or more.
Many top grade replica chronographs come with fully functional chronograph movements to fool most people.
The replica watch industry exists so long as there is enough demand and believe me, there is enough global demand for knock-off timepieces.
Most people who look for replica Swiss watches probably buy them to impress their friends and colleagues.
Keystone then produced complete (movement and case) Howard watches from 1902.