Featuring our “Calling the Lines” with cubic zirconia tennis court necklace. Designed for the tennis enthusiast the CTL tennis court design is unique, subtle, and delicate. The necklace shows the subtle lines of the tennis court.. with the lines adorned with cubic zirconia giving it a beautiful shine. The simple design is what makes this collection so popular. The court measures 12x24mm adorned with Cubic zirconia and is made of rhodium plated Sterling Silver.