You are getting a double sided Karambit Curved Blade Knife shaped Pendant with Swarovski crystals birthstone charm. It comes with a FREE 18" Original Rhodium Plated Snake Chain necklace with lobster clasp. It is not a real knife and the blade is not sharp. It is not for practical use.
Knife size is 5/8" wide X 2" high (15mm X 50mm)