Jewellery. A Yellow Gold Brooch with a Mosaic of St. Peter's Square, c.1880

(Jewellery, Brooches). Antique. An ovular brooch constructed of a copper-toned aventurine glass with a 14kt yellow gold frame. The obverse of the brooch features a micro-mosaic of St. Peter’s Square in ceramics, inlaid with the aventurine glass. The reverse is plain with the 14kt yellow gold fame and horizontal pin and round wire catch. The brooch is unmarked and measures 43.61mm (l) x 35.36mm (h) and weighs 15.5 grams. Minor wear to ceramics, in extremely fine condition.