Byzantine Monogram Ring in Gold, circa 6th-8th Century AD

Byzantine gold icon ring. The central flat circular plaque engraved and with niello, finely depicting the image of Christ with halo between two crosses, all to a slim fully rounded wire shank. Tested yellow gold, approximately 4.9 grams in weight, circa 6th - 10th century...

Ancient Roman female bust intaglio ring. Set horizontally to centre with an oval red glass cabochon intaglio in a closed back rubover setting...

Byzantine (the Eastern Roman Empire) circa 500 – 600 AD. This highly important, museum rarity early Christian gold (approximately 22.85 Kt) ring is engraved with the bust of Christ holding a Gospel Book. His nimb is decorated with a cross. Christ is flanked by two crosses, one is slightly higher than the other. There is a gold ring similar in shape and composition of the image with the Virgin and Christ Child in the center flanked by two crosses (the left cross is also engraved slightly higher than the cross on the right side): a ring is in the Byzantine collection at Dumbarton Oaks, Washington D.C., That ring is stated to be a part of the late 6th century jewelry treasury. See Catalog of The Byzantine and Early Mediaeval Antiquities in The Dumbarton Oaks Collection, Volume 2, page 138, O, and plate XCVIII. It is possible that this ring and the ring at Dumbarton Oaks were produced at the same workshop at the same time period. The round gold plaque with Christ has a diameter of 12 mm (almost 1/2 in.) Weight is 6.62 grams. Approximate ring size 10 (21 mm) resizable Condition: solid gold ring, all original, itact and wearable. Metal analysis: 95.23% gold, 4.77% silver.  The gold purity of this ring is identical to the level of purity of the Byzantine gold coin...

A very interesting gnostic intaglio made on a dark grey mottled agate. The front shows two snakes whose tails seem to turn into rods(?) which are then held in the mouths of the oppos...