Kay Jewelers Oval Aquamarine Necklace 1/6 ct tw Diamonds 14K Vanilla Gold- Aquamarine: A tranquil oval Sea Blue Aquamarine® rests within a brilliant frame of round Vanilla Diamonds™ in this lovely necklace for her. An additional Vanilla Diamond and a flare of luscious Le Vian Chocolate Diamonds® sparkle above in a setting of 14K Vanilla Gold™. This beautiful pendant is suspended from an 18-inch cable chain that is securely fastened with a lobster clasp. Le Vian®. Discover the Legend.