2.8 Carat Oval Blue Sapphire and Diamond Ballerina Halo Ring only gold - 3 round cut diamonds

- 3 round cut diamonds

and it is more common for them to be heated to enhance coloring

The cathedral shank and prong setting add a touch of vintage elegance

The necklace is designed to close to a 15-inch opening but as it's spring-loaded could accommodate more

2.8 Carat Oval Blue Sapphire and Diamond Ballerina Halo Ring only gold - 3 round cut diamonds2. 26 carat deep blue sapphire, surrounded by 0. 54 carats of sparkling diamonds in a timeless ballerina style setting. Details: Metal: Platinum Size: 8 (adjustable) Weight: 7. 62 Grams Center Gemstone Details: Type: Sapphire Carat: 2. 26 Color: Blue Cut: Oval Cut Dimension: 8. 5 x 7. 3 mm Side Stones Details: Type: Diamond Cut: Round Cut Carat: 0. 54 CTTW