1/2 Carat Round Cut Natural Diamond Engagement rings for women with a band in 10K Solid Gold Review Diamond Variance of Weight is between +/- 2% We only sell 100% Natural, un-treated , conflict free diamonds. Direct Manufacturer Prices & Free Certificate of Authenticity G-H Color of the Diamond, I1-I2 Clarity 3.2 – 3.8 grams 10k White Gold