Green, Yellow, Brown and Red. Very rare and CLEAN. GORGEOUS Large stone and Alexandrite this size and cut are RARE RARE RARE. Large RECTANGLE THICK Baguettes on the sides and solid platinum and a heavy 5 plus grams. RARE find and a one of a kind piece. Stone: Natural Alexandrite and Diamonds. Gram Weight: 5.1. Powered by SixBit’s eCommerce Solution. The item “Antique $12000 3ct Natural HEART CUT Certified Alexandrite Diamond Platinum Ring” is in sale since Friday, January 8, 2021. This item is in the category “Jewelry & Watches\Fine Jewelry\Fine Rings\Gemstone”. The seller is “oldtreasures333″ and is located in American Fork, Utah. This item can be shipped worldwide.