Spiral Studs Set Peridot 23k Gold Plated. Meadowlark. $295.00. Or 6 payments from $49.17What's this?. Hypnotic spirals, nature’s favoured form for the transmission of energy, the spiral radiates out and draws in simultaneously, infinitely and eternally. Each spiral is finished with the prettiest stone in the centre. - 23k Gold Plated set with Peridot stone. Size. OS - $295.00. Quantity.