Serve in style on and off the court with this limited-edition diamond charm tennis necklace from the zales x prince collection. 14k white gold dazzling diamonds line the classic tennis necklace the tennis ball charm - removable with a spring-ring clasp - shimmers with dainty diamonds and 18k gold-plated detail 4-1/4 cts. T. W. Of diamonds 18. 0 inches; tongue and groove clasp exclusively at zales