Jomaz pearl and crystals/Diamond pave brooch/pin

Truly stunning Vintage Jomaz Pearl and pave crystal/diamond(?) gold tone brooch! My grandmother wore this and loved it! Preloved great vintage condition. minor signs of wear! Some oxidation on the back of it (not noticeable .please see photo). My grandma took wonderful care of her jewelry. * I haven’t been able to take this in to consignment shop for appraisal because of covid so I don’t know the exact worth or materials used. ‼️I can do gift wrapping if you wish! ask me before shipping it