Want it black and white The Damiani 18K Yellow Gold 2.38 ct Diamond and Onyx Wide Band Ring shows you how it s done. This ring features a 10mm wide band in yellow gold adorned with a black onxy panel amidst a formation of tapered baguette diamonds. This ring has a top dimension of 20x15mm and weighs 18.1 grams. xD xD Offered in estate condition, this Damiani 18K Yellow Gold 2.38 ct Diamond and Onyx Ring comes with the manufacturer s box.