Symmetry Jewelers. Designer Tom Mathis creates custom wedding and engagement rings and other in-house designs and performs jewelry, and the shop also offers a variety of contemporary jewelry by local, national, and international artists. 8138 Hampson St., Carrollton-Riverbend, New Orleans, LA, 70118. 504/861–9925 or 800/628–3711. www.symmetry-jewelers.com. Closed Sun. and Mon.