Thank you for submitting your item for appraisal. The ring appears in solid white and yellow metal with an emerald sourranded by 2 diamonds. The ring weights 9.1g, it is hallmarked as platinum 900 - 18kt gold and there is also inscriptions regarding the stone weights. The emerald is 6.13ct, pear shape, mixed cut and it is in a intense green color, zoned. It has some visible inclusion typical of the natural stones. The emerald is prong in yellow gold. There are 2 diamonds are beside the emerald for a total weight of 0.52ct. They are rectangular shape, emerald cut. The diamonds are almost colorless, approximated F-G color and VS clarity. The style of the item is similar to '60-'70 European jewelry.
Feel free to contact me if you have further questions or concerns. Thank you