Lot Essay
Cf. E. D. Reeder, Hellenistic Art in the Walters Art Gallery, Walters Art Gallery, Baltimore, 1988, pp. 240-241 and 245-247, nos. 135-136 and 140-142, for examples of Ptolemaic portraits on gems; "It is believed that rings with Ptolemaic portraits were exchanged as gifts, possibly with a distinction in metal or type of gem according to class or rank. Plutarch tells us that in the first Century B.C. the Roman general Lucullus received from Ptolemy X an emerald that was set in gold and carved with the monarch's image (Plut. Lucullus, 3). Also, cf. R. R. R. Smith, Hellenistic Royal Portraits, Oxford, 1988, p. 12 for a commentary on Ptolemaic gem portraits and pl. 75,8 for the coin type of Arsinoe III.