NEW purple multi sapphire sterling silver pendant and chain

This is a brand new pendant and chain necklace without original packaging.  Genuine purple Madagascar sapphire with rainbow multi colored sapphires. Prong set in an authentic 925 sterling silver setting plated with rhodium.85 ctw. Djoy. Made in Thailand. Chain is also sterling silver with a lobster claw clasp and measures 20 inches. Estimated retail value is $750. Reasonable offers considered