9ct Yellow and White Gold Oval London Blue Topaz Halo Ring – 0.25ct approx TDWBold and elegant, this two tone ring features a striking 12x10mm oval London Blue Topaz secured in a refined 4 eagle claw setting. A sparkling halo of lab grown diamonds in a white gold setting frames the centre stone beautifully, creating contrast and enhancing brilliance against the yellow gold band. Features: Metal: 9ct Yellow and White Gold Centre Stone: Oval Cut London Blue Topaz Stone Size: 12x10mm Setting: 4 Eagle Claw Halo Stones: 26 = 0. 25ct