Oval Royal Blue Sapphire and Diamond Cocktail RingThis oval royal blue sapphire ring carries the romance of antique design with a refined modern finish. The center stone gives the piece depth and quiet strength, while the openwork halo creates a lace like silhouette that feels delicate, decorative, and full of character. The sapphire is framed by round brilliant diamonds set within a filigree halo, bringing brightness and intricate detail to the composition. Milgrain accents add vintage texture,