The overall index is 4.7% above its level of this time last year. According to polishedprices, “most of the benchmark categories were in positive territory, with only Commercial 1.0 carat and Mixed 0.5 carat losing 1.1% and 1% respectively”.
The strongest category was the Commercial 0.5 carat range, which rose 6.8% week-over-week. There was also strong demand for 0.3 carats, “with all quality ranges touching year to date highs”.