Large rough diamonds 1.25 ct – 50 ct 3 month comparison

1.25-1.49, 1.50 – 1.74, 1.75 – 1.99, 2.00 – 2.24, 2.25 -2.49, 2.50 – 2.74, 2.75 – 2.99, 3.00 – 3.24, 3.25 – 3.59, 3.60 – 3.84, 3.85 – 4.09, 4.10 – 4.49, 4.50 – 5.49, 5.50 – 6.24, 6.25 – 6.99, 7.00 – 7.99, 8.00 – 8.99, 9.00 – 9.99, 10 – 11.49, 11.50 – 12.49, 12.50 – 14.99, 15 – 16.49, 16.50 – 18.99, 19 – 20.99, 21 – 24.99, 25 – 29.99, 30 – 39.99, 40 – 49.99