Elegant Necklace with transformation being able to form diadem out of yellow gold 18K (750 thousandths) doubled of silver (800 thousandths). The center with decoration of foliage set with diamonds cut in pink and punctuated with fifteen diamonds of old size in fall. The second part with mesh sticks alternated with diamonds cut in pink in closed setting. Ratchet clasps. In a brown leather case, blue velvet interior or are hidden a tiara mount and three silver bun pins. French work of the years, last quarter of the 19th century, could be the jeweler Raoul Vincent - active from 1892 - 1904. Inventory number: 8141.P. Gross weight: 59.8 g.