Brides can add color to their wedding ensembles with birthstone jewelry that makes a bold and beautiful statement. September: Triple-jointed bangle in 18K yellow gold set with pink, yellow, and blue cabochon sapphires, $9,500 by Bulgari; thedinacollection.com, 310 888 1818. December: “Columbia” web cuff in 18K gold with turquoise accent, $4,900; “Astro” rosewood bangle with assorted birthstones, $4,500; both by Michael Bondanza. Available at Frasca Jewelers (Palm Desert, CA), 760 568 5848; Paul Carter Jewels (Houston, TX), 713 627 7495; and Diamond Cellar (Dublin, OH), 614 336 4545.