John XXIII silver Proof Prova 100 Lire 1960 PR62 Cameo NGC, Rome mint, KM-Pr54, PP422. Mintage: 100. Of impeccable quality in the rendering of John XXIII's bust and ornate robes, bestowed notable frosting yielding to deep mirrors. From the Meduno Collection of Italian Provas

HID09801242017

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