A Yellow Gold, Diamond, Multigem and Enamel Brooch, attributed to Udall & Ballou, containing four round brilliant cut diamonds weighing approximately 0.21 carat total, one oval mixed cut demantoid garnet measuring approximately 3.30 x 3.00 mm, one round mixed cut demantoid garnet measuring approximately 4.00 mm in diameter, three square step and three round mixed cut sapphires measuring approximately 2.80-3.80 mm, two round mixed cut pink tourmaline measuring approximately 3.40-3.95 mm, together with an assortment of pink sapphire, spinel and garnets, the brooch measuring approximately 58.00 x 28.00 mm.Scratchmark: 223. 5.80 dwts.