June 01, 18 by Albert Robinson image (IDEX Online News) – Round diamonds saw more rising prices in May than decliners in most categories from 0.18-0.22 carats to 1.00-1.24 carats, while larger diamonds of 4.00-4.99 carats to 5.00-5.99 carats saw few price changes. Risers were particularly prominent in 0.18-0.22 carat stones in G-I, I1-SI2 which were up 4-5%; 0.23-0.29 carats in J-K, VVS1-SI2 were up 4-10%; and 1.00-1.24 carat diamonds in D-L, VVS1-SI3 were up 2-3%. There were declines of 1-3% in the 1.50-1.99 carat category of F-G, IF-VVS2; and of 2-3% in the 3.00-3.99 carat category, D-L, VVS1-SI1.<?xml:namespace prefix = "o" ns = "urn:schemas-microsoft-com:office:office" /?>   Fancy diamonds also saw a large number of rising prices, particularly in diamonds of 0.30-0.39, 0.70-0.79 and 1.00-1.24 carats. The 0.30-0.39 category saw rises of 2-4% in D-J, VVS1-S12, while the 0.70-0.79 carat category saw a range of increases in D-I, IF-S13 from 2-6%. Meanwhile, there were some decreases in the 1.25-1.49 carat to 3.00-3.99 carat categories.   The following are some of the changes in this week's IDEX Online Diamond Price Report.   To receive a free copy of the full IDEX Online Diamond Price Report, please email us at This email address is being protected from spambots. You need JavaScript enabled to view it.. [1]   Rounds 0.18-0.22 cts D / VVS2 -2%, G-I / SI1-SI2 +4-5% 0.23-0.29 cts E-F / VS2-SI2 -2-3%, J-K / VVS1-SI2 +4-10% 0.30-0.39 cts D / VVS1 -3%, H-K/ IF-SI1 +2-4% 0.40-0.44 cts K-L / VVS2-SI1 -3-4%,...

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