Brooches Jewels : Citrine 'Egyptian Queen' cameo brooch, Italian, 1860s. Citrine, old Euro… 14 July 2018 3316 Brooches Jewels : Citrine 'Egyptian Queen' cameo brooch, Italian, 1860s. Citrine, old European- and rose-cut diamonds, guilloché enamel and 18K gold.