Polished diamond prices continued to increase during the month of January, gaining around 2%, compared to the previous month. However, the upward trend appears to start meeting resistance from buyers as volumes are beginning to suffer.
Daily Index levels
Level
Daily Change
Monday 25/01
116.1
0.6%
Tuesday 26/01
118.1
1.7%
Wednesday 27/01
118.8
Thursday 28/01
-0.5%
Friday 29/01
118.2
0.0%
Monday 01/02
116.4
-1.5%
Weekly Index
The main PolishedPrices index rose by 0.3% over the week, opening at 116.4 points on Monday. The index is currently 0.8% lower than a year ago, but has risen 9.8% from last April’s low, and is up 1.9% on the year to date.
There were no real big movers amongst the benchmark categories. The largest gain was in the Mixed 1.0 carat diamond range, which rose 4.8%.
The largest loss was in the Fine 1.0 carat category, which slipped 3.0%
Benchmark groupings PolishedPrices Index.
Current Levels
2010 Low
2010 High
Index
Jan 04
=100
Change from week ago
Change from
year ago
Date
W/E
Year to date change
Overall
0.3%
-0.8%
113.1
05-Jan
26-Jan
1.9%
1 ct
Fine
121.0
-3.0%
6.3%
115.7
20-Jan
126.6
1.6%
Commercial
121.6
3.2%
111.8
06-Jan
127.3
25-Jan
4.4%
Mixed
158.5
4.8%
5.2%
135.9
159.8
13.8%
0.5 ct
0.1%
106.4
123.9
2.3%
100.7
2.2%
-3.4%
96.6
21-Jan
103.8
19-Jan
2.6%
92.3
-2.2%
-3.3%
91.7
13-Jan
94.5
0.3 ct
118.6
3.8%
-6.5%
17-Jan
129.4
2.5%
113.0
-0.2%
-2.7%
110.5
119.2
11-Jan
-1.0%
105.9
-0.6%
107.0
-0.3%
The definitions of our groupings are:
Fine: goods better than I colour and VS2 and above.
Commercial: K SI3 and above, excluding the Fine category, and
Mixed: the rest down to M I3.
The weightings used in the calculation of these indices are chosen to reflect world production. Please contact us if you would like to see details of the weightings used, or would like to see the information grouped differently.