SP: A "specimen" coin is a combination of strike style (somewhere in the middle of Mint Condition and Evidence). UCAM/DCAM: Shortened for Extremely-Cameo and Deep-Cameo, these terms check with the coin's visual brilliance that is clear around the surface by an unyielding, frosted finish plus a deeply mirrored history luster. https://accidentliabilitysupport86395.blogdal.com/34371456/everything-about-metal-backed-retirement-solutions