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Collectors Universe

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Collectors Universe, Inc. is a leading provider of value added services to the high-value collectibles and diamond and colored gemstone markets. The Collectors Universe brands are among the strongest and best known in their respective markets. We authenticate and grade collectible coins, sports cards, autographs, stamps, currency, diamonds and colored gemstones. We also compile and publish authoritative information about United States and world coins, collectible sports cards and sports memorabilia, collectible stamps, diamonds and colored gemstones.