Created in France back in the 1850. It was crafted in three dimensions with textured chiseled floriated patterns, in solid yellow gold of 18 karats. The style of this brooch is fascinating since mix together the styles of the Merovingian dynasty and the early Frankish ancient jewelry, with the 19th century fashion in vogue of the Etruscan-Byzantine revival. This piece is very enigmatic and unique!, it is embellished with applications of green enamel and white cloisonne enamel. It is constructed simulating an ancient fibula brooch and is fitted at the reverse with a hinged pin bar with a safety hook. Gemstones: Bezel set in the center, with 1 oval faceted cut of a natural vivid red ruby of 0.75 carats. Weight: 23.65 Grams, (15.16 Dwt). Measurements: 67 mm by 42 mm (2.63 x 1.65 Inches). Hallmarks: Stamped with the French national mark of the head of the eagle (1838-) for the assay and warranty of the 18kt gold. Stamped with the maker's maitre mark inside a lozange cartouche, engraved with an unidentified signature and engraved with the inventory numbers, 424. Very good conditions. Upon Request, Auction House may provide an appraisal. This will carry an additional cost. Appraisals are made by our in house GIA certified Gemologist.