Uno de 50 necklace

this is a beautiful Uno de 50necklace with a stone in the center. swarovski crystal looks clear but kind of turns colors with the light ..from one end 2 the other ,to the necklace.. from the clasp to the other side is 24 in. 12 inches from the Centerstone to the end on each side. excellent condition I just bought some other jewerly and decided to sell this one