18K Gold & Platinum Genuine Marquise Diamond ring

Vintage Solid 18K Gold & Platinum Genuine Marquise Diamond ring 3/4 ctw Size 7, wonderful estate condition. Can be worn as engagement or statement ring. Gorgeous! Appraisal details: 18K yellow gold and platinum diamond ring prong set in center with 1 - approximately .40ct (3.5mm x 6mm) marquise cut diamond, SI1 in clarity & I in color plus 4 (.01ct) round brilliant cut diamonds with yellow gold accents. DTW .75 cts. Item weighs 7.15 grams.