By Richard PlattMarch 18th, 2019
After starting the week drifting down, the overall polishedprices index recovered to show a gain over the past week.
|
Daily Index levels |
Level |
Daily Change |
|
Monday 11/03 |
120.8 |
-0.2% |
|
Tuesday 12/03/ |
120.7 |
-0.1% |
|
Wednesday 13/03 |
120.5 |
-0.2% |
|
Thursday 14/03 |
120.4 |
-0.1% |
|
Friday 15/03 |
120.9 |
0.4% |
|
Monday 18/03 |
121.2 |
0.3% |
Weekly Index
The main polishedprices index opened on Monday at 121.2 points, up 0.3% compared to the previous Monday. The overall index is 1.5% above its level of this time last year, and has gained 1.4% since the start of the year.
Of the benchmark categories, the largest gain come from the Commercial 0.3 carat range, which added 4.6% over the week.
The largest loss came from Mixed 0.3 range, which slipped 0.9% compared to the previous Monday.
Benchmark groupings PolishedPrices Index
|
Current Levels |
2019 Low |
2019 High |
|||||||
|
Index Jan 04=100 |
Change from week ago |
Change from year ago |
Index |
Date |
Index |
Date |
Year to date change |
||
|
Overall |
121.3 |
0.4% |
1.5% |
118.9 |
04-Jan |
121.8 |
29-Jan |
1.4% |
|
|
1 crt/4gr |
Fine |
117.9 |
1.2% |
-0.6% |
112.9 |
23-Jan |
122.0 |
28-Feb |
4.4% |
|
Commercial |
117.3 |
2.3% |
2.7% |
112.2 |
04-Jan |
119.5 |
28-Feb |
0.7% |
|
|
Mixed |
111.2 |
-0.0% |
14.3% |
108.2 |
25-Feb |
114.5 |
04-Feb |
0.3% |
|
|
0.5 crts / 50 pts |
Fine |
99.1 |
1.3% |
-2.4% |
92.3 |
25-Feb |
102.9 |
29-Jan |
2.6% |
|
Commercial |
105.9 |
2.2% |
-0.0% |
99.1 |
25-Feb |
107.2 |
07-Jan |
3.4% |
|
|
Mixed |
97.3 |
-1.1% |
-1.1% |
95.8 |
05-Feb |
99.5 |
22-Feb |
-0.8% |
|
|
0.3 ctrs/ 30 pts |
Fine |
102.9 |
-0.1% |
-5.9% |
97.2 |
11-Feb |
108.1 |
29-Jan |
0.0% |
|
Commercial |
113.8 |
4.3% |
-3.7% |
106.3 |
25-Feb |
115.4 |
07-Jan |
4.4% |
|
|
Mixed |
113.0 |
-1.5% |
-7.9% |
113.0 |
18-Mar |
120.1 |
03-Jan |
-6.2% |
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.
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