Pomellato ring, iconica collection. Has been formally appraised by GIA certified agent. 18k rhodium white gold diamond eternity band. Gross weight is 8.1dwt. 22 round brilliant cut diamonds, totaling 0.74 carats. Color is G and clarity is VS1.https://www.pomellato.com/en_intl/jewelry/rings/ring-iconica-large-white-gold-18kt-diamond. Inscribed with “66”, which per the website indicates a 66mm ring circumference, American size 11.5.