The cushion cut sapphire is prong set in 18K yellow gold and surrounded by channel set baguette cut diamonds on a platinum ring mounting. The Gemological Institute of America (GIA) describes the sapphire as having Burmese origin, with no indication of treatment.
Metal: Platinum & 18K Yellow Gold
Gemstone: Emerald: 6.20 carats. GIA Report #6197446229
Gemstone: Diamonds: ~2.30 carats
Design Era: Contemporary
Ring Size: 7-, Resizable