This 0.71ct Natural Diamond Round Brilliant Bypass Style Solitaire Engagement Ring is 18k yellow gold and platinum. The diamond clarity is SI3 and the color is H/I. The polish/symmetry is good. The total ring weight is approximately 10.95g and stamps "18K IRID PLAT". The ring is size 6.25. This ring is authenticated by AGA appraisal certificate no. 2506. This timeless ring is the perfect gift for your loved one on your special day and every day.