Art nouveau necklace in 18kt yellow gold g.18.20 with fire enamels applied to cathedral (please update), with 12 natural brilliant cut diamonds, colore G vs cts 0,18, 2 Rubies Cts. 0,05, 1 ruby cabocon round Cts.0 ,10, 1 Ruby Tata Drop CTS. 0,50. Length chain cm. 45