750 yellow gold brooch, probably Russian, late 19th - early 20th century, decorated with a branch in full bloom, set off by a multitude of different old-cut diamonds and finished with a fine bronze drop pearl, no hallmark apparent. Weight 12 g., height 4 cm, width 4 cm pearl diam. 11 mm, height 12 mm high the natural origin has been determined by the GGTL laboratory, accompanied by a certificate from them