Stay up to date with the latest news, insights, and updates from GCC. Discover industry trends, certification processes, and expert analysis.
GCC proudly recognizes Ian Desmond and the submission of the iconic 1979 O-Pee-Chee Wayne Gretzky rookie card as part of his collection review. Several additional high-value cards were identified and awarded the GCC pre-grade sticker.
GCC is proud to be featured in Greysheet's Market Analysis alongside esteemed author Arthur L. Friedberg. The article highlights the evolution of paper money collecting and GCC's mission to guide collectors with clarity, protect value without bias, and add trust to the evolving collectibles market.
GCC proudly welcomes Alan Kelly as Director and Head Finalizer of Sports Cards. With over 40 years of industry experience, Alan brings unparalleled expertise in grading standards, market trends, and collector insights to GCC's growing sports card division.
Discover the fascinating story behind the 1907 Saint-Gaudens Double Eagle, considered America's most beautiful coin. Learn how President Roosevelt's decision to omit 'In God We Trust' created a national controversy and why these 'No Motto' coins remain highly sought-after collector treasures today.
Discover how GCC Stickers are transforming the collectibles market. From U.S. large and small size notes to Colonial currency and Confederate issues, top-quality notes with GCC Sticker certification are commanding significant premiums and achieving stronger market performance.
Discover the fascinating history of hand-signed U.S. paper currency. Learn why early Treasury officials and bank representatives had to personally sign each note before it became legal tender, and why these unique historical artifacts are highly prized by collectors today.
The numismatic world celebrates the retirement of Q. David Bowers, a legendary figure whose decades of expertise, leadership, and passion have shaped the auction industry and collecting culture. Learn how his legacy continues to inspire excellence in numismatics and collectibles.
Master professional banknote grading with this comprehensive guide covering authenticity verification, Sheldon Scale condition assessment (1-70), and market appeal evaluation. Learn to identify counterfeits, understand EPQ/PPQ designations, distinguish grade ranges, and recognize factors affecting value. Essential knowledge for collectors and dealers.
Master professional card grading with this comprehensive guide covering authenticity verification, industry condition assessment based on numerical grading company standards like PSA, BGS, and CGC, and market appeal evaluation. Learn to identify counterfeits, understand certain types of cards, distinguish grade ranges, and recognize factors affecting value. Essential knowledge for collectors and dealers.