Spectrum Group International

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Spectrum Group International (OTCQBSPGZ), formerly known as Escala, is a Fortune 500 company based in Irvine, CA, which deals in the collectibles, memorabilia, and precious metals trade.[1] Its current CEO is Gregory N. Roberts.[2]


  1. ^ http://www.spectrumgi.com/
  2. ^ http://money.cnn.com/magazines/fortune/fortune500/2010/snapshots/11603.html

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