Triple lock clasp.
NOT CZ STONES! 18K Gold Wrapped Thick about 10x the industry average.Quality 4 Prong Set by an expert jeweler. Stone: VVS CZ Simulated Diamond Setting: Micro Pave Prong Set Clasp: Triple Lock Clasp Width: 4 MM Length: 24â Weight: 24" (42 Grams) Finish: 14K Yellow Gold Pigeon Ruby 4MM Gold 1 Row Tennis Chain Rare Limited Edition Lab Pigeon Ruby Tennis Chain.