Watch List notes:

Italy. Gold. 1906. 20 Lire. UNC+ Proof. NGC PF66 CAMEO. Emanuele III Gold Proof Pattern 20 Lire. 6.50g. 21.00mm. By Stabilimento Johnson, Milan. In the legends, a Savoy knot inside a rectangle and the initials EB (Egidio Boninsegna). Superb and exceptional, exceedingly rare. It showcases a combination of cameo contrasting features and semi-reflective fields basking in golden brilliance. According to NGC, it ranks as the only of its kind to be certified by NGC to-date. A true jewel of Italian numismatics preserved to a laudable caliber of technical and aesthetic quality. Ex-Mario Ratto Auction, Milan October 21, 1961, Lot number 236 (gFDC, fondo specchioh).