Amazing post-Art Deco convertible pendant-brooch by Gustave Toth for Mauboussin Trabert & Hoeffer, 1938. Crafted in solid 18K yellow gold with Florentine brushed finish and retro-modernist scrolled patterns. Set with 7 prong-set natural unheated Burmese rubies (5.35 ct total) and 8 flush-set European round brilliant diamonds (0.40 ct, F color, VS clarity). Measures 75 x 67 mm (2.95 x 2.64 in), weighing 18.75 grams. Fitted with hinged pin bar and concealed hook; stamped with maker’s marks, assay, serial numbers, and signed “TRABERT & HOEFFER MAUBOUSSIN REFLECTION .750 6438.” Very good conditions. All our diamonds and colored gemstones are naturally earth-mined. Any synthetic (lab-grown) stones will be clearly indicated in the description. Upon Request, Auction House may provide an appraisal. This will carry an additional cost. Appraisals are made by our in house GIA certified Gemologist.