Platinum, Carved Colored Stone and Diamond Double-Clip Brooch, Marcus & Co. - Sotheby's
Of openwork design, set with numerous round, baguette and trapeze-cut diamonds weighing approximately 27.60 carats, decorated with carved ruby, emerald and sapphire leaves, both clips signed Marcus, numbered A73032; circa 1930. Estimate: 30,000 - 50,000 USD
Sotheby's. Magnificent Jewels. New York | 17 Apr 2013 - www.sothebys.com