ART DECO RING WITH 1,622 K, F colour, I 1 purity DIAMOND OVER PLATINUM MOUNTING SMOOTHLY SOAKED AND WORKED, FLANKED BY 4 VERTICAL STRIPS OF SAPPHIRES OF THE CALIBRE OF 0,10 ct, ALTERNATING WITH SMALL DIAMONDS OF 0,10 ct. Measure nº 14. Weight 4,20 gr.