AUSTIN, Texas--(BUSINESS WIRE)--HID Global, a worldwide leader in trusted identity solutions, today announced that Collectors Universe, Inc. has added HID Trusted Tag® Services to its Professional ...

在收藏品市场持续升温的当下，钱币评级机构如同钱币价值的“翻译官”，用专业标准为收藏者解读历史印记的经济价值。总部位于美国的PCGS（ Professional Coin Grading Service）是全球知名的第三方钱币评级鉴定机构，日前，PCGS正式推出中国古钱币评级服务，填补了 ...

SILSBEE, TX--(Marketwired - January 19, 2016) - International Precious Metals has secured an allocation of NGC Certified American Eagle Gold sets, signed by the 38th Director of the United States Mint ...

For a chance to just look at the rarest modern American coin with his own eyes, David Hall will spend $10,000 — again. Hall, president of Collectors Universe and co-founder of Professional Coin ...