For your consideration is an exceedingly rare c. Moonstone, Demantiod, Garnet cabochon abdomen. This one of a kind master work of art is truly irreplaceable. Fully hallmarked 56 kokoshnik for 14K russian imperial gold and what appears to be workmaster marks, which I cannot identify.
Weight of gemstones is approximately 1.25, not including the cabochon garnet, pearl, or center moonstone. Measures 5.50 cm x 3.0 cm, at widest point (legs). The item "Antique Imperial Russian 56 Gold Bug Cicada Beetle Brooch Pin Romanov Jewelry RU" is in sale since Saturday, April 18, 2020. This item is in the category "Jewelry & Watches\Vintage & Antique Jewelry\Fine\Art Nouveau/Art Deco 1895-1935\Pins, Brooches".
The seller is "galleryoff5th" and is located in New York, New York. This item can be shipped worldwide.