I am pleased to offer from my private collection this absolutely amazing and historically important antique diamond brooch made c1920. NATURAL EARTH-MINED EMERALD DIAMOND DECO 18K GOLD STATEMENT BROOCH. Exotic natural emerald and diamond 18k gold pin. UNIQUE VINTAGE JEWELRY IS EVERY ONE DESIRE. Make her feel special with sophisticated emerald diamond brooch. Do you want her to be amazed by your taste and style? Magical design and craftsmanship will insure the desired answer for you. STAND OUT FROM THE CROWD. Can be repurposed and easily converted to pendant medallion. Special unique jazz era emerald 18k gold brooch is work of art. 9 graduating large cushion cut earth-mined diamonds. Alternating with 6 large emerald cut emeralds. THE WEIGHTS OF THE EACH GEM ARE HALLMARKED ON THE INSIDE OF SETTING. TO VERIFY THE WEIGHT WE HAVE CAREFULLY REMOVED, WEIGHT AND GRADED EACH GEM. DESIGNER ONE OF A KIND WORK OF ART. The largest center cushion cut diamond approximately 1.19 carat. 2 diamonds approximately 0.70 carat each cushion cut. 6 diamonds are 0.40 carat each cushion cut. 6 Colombian green emeralds are approximately 5.34 carat. TOTAL DIAMOND AND EMERALDS APPROXIMATELY 10 CARAT. NATURAL CUSHION CUT DIAMONDS AND EMERALD CUT EMERALDS. 1.4" inch diameter or 24 millimeters. 18K SOLID GOLD. MARKS ARE 18K, 3XX, /o.