Wondering how to mix different jewelry metals like gold, silver, platinum, rose gold, and so forth? There are a few easy tips and tricks to making it look intentional--but a big one is to have a "bridge piece" like a ring, bracelet or watch strap that incorporates different kinds of mixed metals into the design. We just updated our favorites, from the Mejuri Duet line to the two-tone looks from David Yurman, Jenny Bird, & more!