Double necklace with encrusted bow

Double chain necklace. Attached to the longer chain there is a bow made of 950 sterling silver with a black rhodium plating, full encrusted with natural brazilian gemstones. The size of the bow is 25mm x 35mm. And on the shorter chain there is a 15mm square cut onyx. Length of the long chain 80cm and length of the shorter chain 50cm. All made of 950 sterling silver with a black rhodium plating.