Pomo di Spada Italiana in Quarzo Ialino, o meglio conosciuto come Cristallo di Rocca, realizzato tra il XIV ed il XV secolo.
Questi tipi di pomi, ornavano esclusivamente le spade di Regnanti e Imperatori del Sacro Romano Impero d'Occidente, vissuti tra il 1300 ed il 1400.
Referenze:
- The Metropolitan Museum of Art in New York (Inv. No. 42.50.159).
- Christie, Manson & Woods. Catalogue of The Collection of Arms and Armour and Objects of Art Formed by Sir Guy Francis Laking, Bart. London: Christie, Manson & Woods, April 19–22, 1920. Lot 163.
- Laking, Guy Francis, Charles Alexander Cosson, and Francis Henry Cripps-Day. A Record of European Armour and Arms Through Seven Centuries. Vol. I. London: G. Bell & Sons, 1920. fig. 171.
- Sotheby's Olympia Auction 4 December 2003 "Italian Templar Sword with Rocca Crystal Pommel".
- Bayerisches Nationalmuseum in Munich (Inv. no. W 871).
- Dresda, Museo Storico, A34 - Zwinger in Dresden (Inv. No. VI 361) Electoral Sword of Frederick I, Elector of Saxony (1370-1425; Elector, 1423) Hungarian: Italian Influence, 1419-25.
- Prague Castle - Cathedral of St Vitus, St Wenceslas and St Adalbert (Katedrála sv. Víta, Václava a Vojtěcha) Sword with Crystal Rocca Pommel "Coronation Sword of Bohemia".
Biografie Riferimento:- Dieric Bouts - The Meeting of Abraham and Melchizedek (1465 circa)
- The Dresden Triptych, Jan van Eyck, (1437 circa)
- Dufty's Book "European Swords & Daggers in the Tower of London".