Index Reports  01/03/2010
Free Registration Prices edge up in strong volumes


 The overall PolishedPrices index continued its upward trend with high volumes of trades reported to PolishedPrices over the past week.

Daily Index levels

Level

Daily Change

Monday 22/02

117.5

0.6%

Tuesday 23/02

120.9

2.9%

Wednesday 24/02

118.5

-1.9%

Thursday 25/02

116.6

-1.6%

Friday 26/02

116.8

0.2%

Monday 01/03

117.7

0.7%

Weekly Index

The main PolishedPrices index rose 0.2% during the week, opening at 117.7 points on Monday. The index is currently 4.3% higher than a year ago, and has risen 11.0% from last April’s low. It is up 3.0% on the year to date.

One carat Mixed diamonds were the strongest performers among the benchmark ranges, rising 8.2%.

Fine 0.3 carats were weakest, falling 6.3%.

Benchmark groupings PolishedPrices Index.

Current Levels

2010 Low

2010 High

Index

Jan 04

=100

Change from week ago

Change from

year ago

Index

Date

W/E

Index

Date

W/E

Year to date change

Overall

117.7

0.2%

4.3%

113.1

05-Jan

122.1

08-Feb

3.0%















1 ct

Fine

122.2

-1.7%

11.3%

115.7

20-Jan

138.3

08-Feb

2.6%

Commercial

122.8

0.5%

15.1%

111.8

06-Jan

129.4

08-Feb

5.4%

Mixed

156.0

8.2%

17.9%

135.9

05-Jan

159.8

26-Jan

12.0%













0.5 ct

Fine

116.1

-0.5%

-0.2%

106.4

20-Jan

125.7

08-Feb

6.3%

Commercial

103.9

2.6%

4.8%

96.2

07-Feb

109.2

22-Feb

5.7%

Mixed

92.1

-3.5%

2.4%

88.9

07-Feb

95.5

21-Feb

0.2%













0.3 ct

Fine

112.3

-6.3%

-14.6%

103.6

24-Feb

137.0

15-Feb

-3.0%

Commercial

113.1

-0.7%

4.2%

110.5

21-Jan

119.2

11-Jan

-0.9%

Mixed

103.2

0.3%

-2.2%

102.8

15-Feb

107.0

21-Jan

-3.0%

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.