The five point chain attachment is an idea to use on pendant. This is not contemporary - image from a gallery of vintage and/or antique objects. MURRLE BENNETT & Co Art Nouveau Necklace Gold Amethyst Peridot
This sinuous and curvaceous Art Nouveau pendant features two turquoise cabochons - one green and one robin's egg blue. This vintage jewel displays the classic whiplash design characteristic of the turn-of-the-century Art Nouveau design.