This Lika Behar Collection Thames London Blue Topaz, 2.20 ct, and Diamond, 0.20 ct, necklace features 24K yellow gold and oxidized sterling silver.  Length is 16-18 inches with a two toned chain. 

If you would like to try this product on, please visit us in-store at 290 Main Street, Los Altos, CA. You can also set up an appointment to meet with any of our stylists here - just let us know the product you're interested in your RSVP message.