750 Yellow Gold (18 kt) with diamonds Diamonds: 27 diamonds - Total carats: 0.40 ct - Cut: brilliant - Color: G+ - Clarity: VS+ Laser-cut logo on the side Lobster claw clasp Length 45 cm (17.71 inches) adjustable to 43 cm (16.92 inches) and 41 cm (16.14 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.