Discover our 2ct Blue Topaz and Lab Diamond Halo Square Necklace Asteria 925 Serling Silver, featuring 0.45ct of premium quality diamonds, set in a halo design around an outstanding 5.40ct blue topaz stone. The halo of diamonds enhances the central stone, while creating beautiful sparkle with every movement. The cushion cut of the central gemstone keeps this classic pendant necklace fresh and modern, and the cool tones of the blue topaz and white diamonds are offset beautifully by the finest quality sterling silver they’re securely set in. Due to the meaningful birthstone, this piece would make an extra special milestone marker for those with a December birthday, and the lab-grown nature of the stones make this an ethical and sustainable choice, as well as a beautiful one.