18K GOLD EARRINGS  made with 18K yellow, white and rose gold.   Genuine Made in Italy. . Metal: 18K Gold  . Diameter: 25 mm (1 inches) . Spheres diameter: 2 mm (0.08 inches) . Weight: 2.8 grams  . Supplied with box, bag, shopper, warranty and invoice of our jewelry They have printed the hallmark of the gold fineness 750 (it is the equivalent of 18k) and that of the producer.