IDEX Online Research: polished diamond prices slip in november
The IDEX Online Polished Diamond Index declined slightly in November, with all round items in the 0.5-carat to 5.0-carat range down on the month. While smaller round diamonds, between 0.5 carats and 3.0 carats, were down moderately, larger stones of 4 and 5 carats dropped more sharply.