This chic authentic wide band ring is by Roberto Coin from his Primavera collection. It is crafted from 18k yellow gold and white gold accent, the band has basket woven design on an 11.7mm width, the front of the band has double fine strips with Mother of pearl and 3 slim rows in white gold set with diamonds. It is signed by the designer with the gold content. Note: trademark #1226vi is faded Material: 18k yellow and white gold Diamond: 15 points Color: G Clarity: VS1Measurement: band is: 11.7mm wide Front of band: 9mm across x 14mm wide x 5mm highRing Size: 5.75Weight: 8.6 grams