Bold necklace with intricate design. Heidi Daus offers big Necklaces for women who love to stand out and express themselves through jewelry. Does Heidi Daus use Swarovski crystals? Combining time-honored traditions from every era with the most up to date techniques, each ingeniously designed piece is hand-set using flawlessly clear Swarovski crystals. Heidi's distinctively luxurious bronze tone finish to ensure our jewelry lasts a lifetime.