Watch geeks drive booming trade in preowned pieces

  • This May 24, 2018, photo shows preowned watches on display at Govberg’s flagship store in Philadelphia. Even though watches have been disappearing from people’s wrists with the spread of mobile phones, luxury watches remain a popular status symbol. In fact, sales have slightly crept up in the last two years. (AP Photo/Amir Bibawy)

  • In this May 31 2018, photo watches lie on a cutting board that is uses for as photo backdrop at Christian Zeron’s company Theo & Harris in Westfield, N.J. Zeron’s company website,, sells $2 million’s worth of watches annually. (AP Photo/Amir Bibawy)

NEW YORK — Around two dozen traders sit in an open-layout second floor of a building in suburban Philadelphia. Surrounded by computer monitors, loud conversation and ringing phones, the energy on this trading floor is high and the commodity is blingy.