This articulated Matrix Tennis bracelet is elegantly crafted from square-cut crystals on a rhodium-plated prong setting and finished with a hidden fastening. Designed for fluidity and with a luxe finish, this piece can be worn alone as your new wardrobe essential, or stacked with other bracelets from the Matrix family for a showstopping yet modern impact. This Matrix Tennis bracelet is part of the Matrix family, designed by Creative Director Giovanna Engelbert for Collection III. How to close and open it: slide the hooks into the corresponding holes at the base of the end stone and push to click into place. Fasten the security chain using the small lever clasp. To open, unfasten the security chain and press the buttons on either side of the stone at the same time to release the hooks.