Indulge in the colour changing properties of this lab grown alexandrite & diamond ring. A 2.5ct oval cut alexandrite stone sits neatly between two 9ct gold crosses. Each cross is complemented by two round cut natural diamonds, totalling 0.12ct. Supported by a solid 9ct gold band and a classic four prong setting, the alexandrite stone perfectly captures the light from all angles resulting in intense flashes of green and purple hues.Single 2.5ct lab grown alexandrite, four diamonds, 1-3/K-M, totalling 0.12ct. Oval cut. Available in sizes A-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: 7.1 mm (0.28 in). Material: 9ct Gold. Total metal weight: 2.1 gr. 1 oval cut lab grown alexandrite (7 x 5 mm) = 2.5 ct. 4 round cut diamonds (K colour, I3 clarity) = 0.12 ct total. Colour: Colour Changing. Stone cut: Oval Cut. Anniversary: 55th Anniversary. Birthstone: June.