Jewelry that transforms into multiple interchangeable pieces works for every mood.
This secret timepiece concealed behind a brilliant assortment of diamonds looks modern on a silk strap, regal on an 18-karat white gold chain, and royal on its own as a brooch. HARRY WINSTON Ultimate Emerald Signature, price upon request; harrywinston.com
A simple clip system allows these diamond pendants to easily transform from drop earrings to studs to a stunning necklace. BUCCELLATI Ghirlanda earrings, $77,000; buccellati.com
Michal Kadar’s Tu collection of rings enhances a diamond solitaire with a subtle Art Deco nod. Pair it with any type of ring or wear it alone for a more modern look. CADAR Tu Sole ring, $7,500, Solitaire ring, price upon request; cadar.com
Hand-crafted in 1935, this single piece of carved chalcedony with old-mine cut diamonds can be worn on this 18-karat gray gold cuff, or unlock it and pin it as a brooch. BELPERRON Vintage Tonneau cuff, price upon request; belperron.com
Diamond mariner links offer endless options: Clip multiples together to form a bracelet or a long chain, or wear as a pendant on a necklace, or alone as earrings. JENNA BLAKE Charm chain necklace with diamond clasp, diamond Mariner link, and diamond earring attachments, prices upon request; jennablake.com