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Diamond index ends week poorly

In continued quiet trading the overall PolishedPrices index started the past week strongly before weakening towards the end of the week.

Daily Index levels

Level

Daily Change

Monday 25/05

109.6

0.8%

Tuesday 26/05

110.0

0.4%

Wednesday 27/05

111.1

1.0%

Thursday 28/05

111.7

0.6%

Friday 29/05

109.5

-2.0%

Monday 01/06

107.6

-1.7%

Weekly Index

The main PolishedPrices index fell by 1.8% over the week, opening at 107.6 points on Monday. The index is currently 18.3% lower than this time last year, and has fallen 9.8% since the start of the year.

One carat diamonds were weak across the board with all categories posting losses.

Commercial half carat diamonds were also weak, posting the largest loss among the benchmark categories, losing 11.7%

Benchmark groupings PolishedPrices Index.

   

Current Levels

 

2009 Low

2009 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

107.6

-1.8%

-18.3%

106.0

19-Apr

123.3

11-Jan

-9.8%

                   

1 ct

Fine

109.8

-3.4%

-24.0%

98.8

12-Feb

128.4

03-Feb

-1.9%

 

Commercial

104.2

-1.5%

-16.5%

95.9

21-Apr

128.5

11-Jan

-12.9%

 

Mixed

130.6

-10.1%

-24.9%

122.8

30-Apr

165.5

07-Jan

-11.3%

                   

0.5 ct

Fine

111.0

0.4%

-14.6%

102.1

12-Apr

127.2

03-Feb

-3.7%

 

Commercial

91.0

-11.7%

-26.0%

91.0

31-May

113.6

16-Feb

-13.9%

 

Mixed

89.6

0.3%

-9.1%

86.4

14-May

98.2

05-Jan

-8.8%

                   

0.3 ct

Fine

110.6

-6.1%

-18.8%

108.0

08-Jan

132.7

08-Mar

-7.4%

 

Commercial

111.9

0.2%

-15.1%

106.7

30-Apr

123.2

12-Jan

-5.6%

 

Mixed

104.1

0.4%

-9.7%

100.4

03-May

109.2

16-Mar

-1.0%

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.

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