BYZANTINE HIGH KARAT GOLD AND NIELLO RING WITH MONOGRAM AND CROSSES. Ca. AD 500 - 700 A gold ring with a solid hoop of flat-section broadening to a slightly protruding oval bezel inlaid with a niello monogram composed of intersecting letters, flanked to either side by small crosses. Size: D:18.75mm / US: 8 3/4 / UK: R; Weight: 7.95g. Provenance: Private London collection; previously part of an early 2000s UK ancient art collection; formerly in the collection of G.M., prior to 1996. This item has been cleared against the Art Loss Register database and comes with a confirmation letter. For similar see: The British Museum, Museum number AF.281, 1890,0515.4.