The RapNet Diamond Index (RAPI™) for 1-carat goods — which tracks round, D to H, IF to VS2 diamonds — dropped 1.7% in October. RAPI for 0.30 and 0.50 carats fell 4.4% and 2.8% respectively. The ...
Diamond prices continued to decline in most areas last month, with the market split along category and geographical lines. Goods under 1.20 carats were slow, while 2 carats and larger were steady.