In the second week after the Christmas holiday break, the polished markets remained relatively quiet.
Daily Index levels
Level
Daily Change
Monday 11/01
114.8
1.0%
Tuesday 12/01
116.8
1.8%
Wednesday 13/01
115.4
-1.3%
Thursday 14/01
115.3
0.0%
Friday 15/01
114.6
-0.6%
Monday 18/01
Weekly Index
The main PolishedPrices index fell slightly over the week, opening at 114.6 points on Monday, down 0.2% compared to previous week’s opening. The index is currently 2.8% lower than a year ago, but has risen 8.1% from last April’s low.
Better quality 1.0 carat diamonds were in strong demand during the week, with the Fine category rising 5.2%. Commercial qualities rose 5.6%.
The weakest of the benchmark categories during the week were Mixed 1.0 carats, which slipped 5.5%.
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
-0.2%
-2.8%
113.1
05-Jan
11-Jan
0.4%
1 ct
Fine
123.9
5.2%
13.9%
117.4
04-Jan
17-Jan
4.1%
Commercial
119.0
5.6%
0.8%
111.8
06-Jan
121.8
13-Jan
2.2%
Mixed
144.1
-5.5%
-5.2%
135.9
156.1
3.5%
0.5 ct
109.1
-5.0%
-3.1%
107.3
123.8
97.6
-3.7%
-9.7%
97.5
101.4
10-Jan
91.7
-4.4%
92.0
03-Jan
-0.3%
0.3 ct
-4.3%
-4.8%
118.4
-3.4%
115.7
-0.8%
-5.3%
112.7
119.2
1.3%
106.9
0.1%
1.7%
106.3
0.6%
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.