GIA 1.66 carat old mine cut diamond 18k yellow gold engagement ring

Elegant and full of antique-inspired charm, this modern engagement ring showcases a luminous 1.66 carat GIA-certified old mine brilliant cut diamond. Its I color and exceptional VS1 clarity allow the stone’s soft, romantic fire to shine beautifully, enhanced by the warmth of the 18k yellow gold setting. The diamond’s historic faceting style brings depth, character, and a timeless glow, while the clean contemporary design offers refined simplicity. Thoughtfully crafted and gracefully balanced, this ring blends modern precision with the enduring allure of old mine brilliance.