This Beautiful Diamond and Sapphire Proposal and Birthstone Ring was individually hand polished to a lasting high sheen polish finish.Made in the USA, this solid gold Beautiful Diamond and Sapphire Proposal and Birthstone Ring is both of unsurpassed quality and impressive design.Stone InformationGenuine Sapphire Center StoneStone Color: BlueShape/Size/Weight/Clarity: Marquise/6.3mm x 3.3mm (approx.)/0.40cts/I1-I2Stone Creation: NaturalStone Treatment: Heat-treatedDiamond Side StonesStone Color: J-KShape/Size/Weight/Clarity: Round/1.6mm (approx.)/0.06cts/I1-I2Stone Creation: NaturalStone Treatment: Not-treatedRing's Band Width: 1.5mm