Rocks Forever Collection: Andrea Engagement Ring. Round Brilliant Cut Diamond Solitaire With Diamond Shoulders Diamond Carat Weight: 0.80ct For further information on this ring email or call us, we would love to hear from you. All prices are subject to change without notice. This ring is available as a bespoke ring, creating that is of your choice. The picture and price are for guide only. Price and variations are available on request. Allow approx 2-6 weeks for customised engagement rings.