Boasting a huge 6.25ct lab grown alexandrite stone that has been perfectly cut, this valiant ring is immediately eye-catching. With its intense flashes of green and purple hues and a flawless internal structure, it is unsurprising that this one of our most highly sought after stones. Supported by a secure four prong setting and solid 18ct rose gold band, the simple design allows the alexandrite to do all the talking.Single 6.25ct lab grown alexandrite. Oval cut. Available from sizes A to Z including half sizes.Lab grown gemstones hold the same optical and physical properties as their natural counterparts and offer a superlative cut, colour and clarity. Size: 14 mm (0.55 in). Material: 18ct Rose Gold. Total metal weight: 3.5 gr. 1 oval cut lab grown alexandrite (14 x 10 mm) = 6.25 ct. Colour: Colour Changing. Stone cut: Oval Cut. Anniversary: 55th Anniversary. Birthstone: June.