The diameter is slightly larger due to the edge reeds cut into the collar. No fakes have ever been confirmed.
The die list and pedigree list listed in the 1st printing of the Attribution Guide Vol 2 1859-1869 has the die pairs switched.
Open 8 & 6. 18/18 (s).
1) PR-65 Cameo {PS} PCGS. 1958 ANA; Bowers & Merena "Hatie" 7/83:1598;...; EERC (2009)
2) PR-64 {PS} NGC: Bowers & Merna "Pearl" 6/79:1370;..;EERC/Ron Sirna (2006);..;EERC (2008); G. Eng.
3) Proof-60. Pollock Plate. Bowers & Merena "Kosoff" 11/85:1052;..;
4) PR-60 {PS} PCGS: Stateline Coins; EERC (2008).
Filled 8 & 6.
1) PR-65CAM {PS} PCGS: Abe Kosoff; Bowers & Merena "Kosoff" 11/85:1051;..; EERC (2002) as PCGS 65; Ron Sirna; EERC (2005) as NGC 65CAM; Dr. Tim Larson; EERC (2008) as PCGS 65CAM; Larrry R.
2) PR-65 {PS} PCGS: ;..; EERC (2007); C.DO
3) Proof 60. Bowers & Merena "McFarland" 1/81:1022
-) NASCA "Byran" 11/77:239.
1) MS-64 {PS} PCGS: Ron Sirna; EERC (2005 $4,500); Dr. Tim Larson Collection; EERC (2008 $6,000); Dr. Mark Cadden;
2) MS-64 {PS} PCGS. EERC (2011)
3) ex MS-64 {PS} NGC: ANR "Hogan Pond"; EERC; (2005 $3,500)-Removed from holder to show edge; Ken Kiehn; 2009-Resubmitted for the NGC EdgeVue holder; Now MS-62 {PS} NGC.