750 Yellow Gold (18 kt) with diamonds Diamonds: 4 diamonds - Total carats: 0.352 ct - Cut: brilliant - Color: G+ - Clarity: VS+--Laser-cut logo on the back For pierced ears Length: 5 cm (1.96 inches) Hypoallergenic and nickel-free materials Made in Italy Each step of Prada&#39;s responsible gold and diamond production chain is verified and traceable thanks to Aura Blockchain technology.