7.59 Cushion Sapphire Engagement Ring 18k Yellow GoldThis solitaire engagement ring features a GIA certified 7. 59 carat cushion cut sapphire in 18 karat yellow gold. The center sapphire displays a rich pink purple hue that shifts between rosy and violet tones depending on the light. The cushion cut brings out the depth of color while creating a soft, romantic shape with rounded corners. The sapphire sits in a bezel setting of polished 18 karat yellow gold that frames the gemstone completely. The