October Birthstone Opal Sterling Silver Necklace The Vita Birthstone Collection, designed by Amore Argento, all with genuine gemstones. The round opal gemstone set in four claws is multicoloured and simply elegant. Considered to attract love and passion to the life of the wearer, it is also associated with eroticism and desire. This alluring and seductive stone is known to intensify emotions and encourage the release of inhibitions. Tasteful and delicate. Every piece of Amore Argento jewellery is perfectly presented in an attractive gift bag and box. Accompanied by the amore heart-shaped microfibre polishing cloth, this is the gift that will always be treasured. This necklace is 6.5mm diameter with a 4mm round opal.