Art deco diamond ring Platinum with Appraisal

This is a vintage Platinum diamond eternity band. It has an appraisal for $2100 from 2016. Prices have skyrocketed since then. It has 60 round full cut diamonds totaling .30cts, color is G-H and Clarity is VS, it measures .7mm and weighs 2.8dwt. It has an acid etched finish which is so unusual. Excellent condition! Size 6.5, only sizeable down with sizing beads, diamonds go all the way around the band. Price is firm!