18kt Yellow Gold Gemstone Faceted Oval Stackable Band Ring by Tresor. The 18kt yellow gold stackable ring band features beautiful 5. 72 cts blue sapphires. The yellow gold outlines the circular vibrant sapphire gems, adding warmth to the ring. Gold and sapphire perfectly compliment each other. Stack with similar rings for a colourful and textured look. About the Designer:\"Designing jewellery is not only my heritage but my passion.\" Trésor designer, Puja Bordia. Founded in 2008, the creativity and passion behind Trésor come from the Mookim family, who served as jewellers to the royal family of Jaipur’s kingdom for over 18 generations. Inspired by architecture, sculptures, paintings and nature, Trésor collections contain one-of-a-kind designs, laden with precious gemstones and with exceptional attention to detail. Trésor has been featured in numerous magazines and worn by celebrities, like Selena Gomez, Gisele Bundchen, Rachel Mc Adams and Catherine Zeta Jones. To find out more about the designer, please visit Trésor.