An Edwardian Platinum, Spinel, Diamond and Paste Jabot Brooch, in a swag design, containing one cushion cut red spinel measuring approximately 8.30 x 7.10 x 4.64 mm, four oval mixed cut red paste and 54 old European and round single cut diamonds weighing approximately 3.65 carats total.Hand inscribed: 8625.Accompanied by an American Gemological Laboratories spinel identification and origin certificate number CS 60131, dated April 08, 2014, stating Mineral Type: Natural Spinel, Enhancement: None, Clarity Enhancement: None. 6.90 dwts.