0.10 CT Red Ruby Simulated Gemstone Excellent cut round 3mm (0.10 ct) simulated ruby gemstones! The picture shows seven stones for illustration purposes only, the actual listing is for one stone. Item Condition Finish Shape Clarity Avg. Carat Weight Width Retail Price Simulated Ruby Gemstone Brand New Polished, Excellent Cut Round Flawless 0.10 3mm $14.99