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Diamond index declines in quiet trading

With some offices closed for much of last week due to religious holidays, the overall PolishedPrices index drifted downward in quiet trading.

 

Daily Index levels

Level

Daily Change

Monday 05/10

112.5

0.8%

Tuesday 06/10

113.3

0.8%

Wednesday 07/10

111.7

-1.5%

Thursday 08/10

112.0

0.3%

Friday 09/10

111.8

-0.2%

Monday 12/10

110.6

-1.1%

Weekly Index

The main PolishedPrices index fell by 1.7% over the week, opening at 110.6 points on Monday. The index is currently 15.1% lower than this time last year, and has fallen 7.4% since the start of the year. It is, however, 4.3% above the low reached in April.

There were losses across almost the entire range last week, with only Fine 0.3 carats bucking the trend by showing a small gain.

Fine 1.0 carats sustained the largest fall losing 5.4%

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

110.6

-1.7%

-15.1%

106.0

19-Apr

123.3

11-Jan

-7.4%

          

1 ct

Fine

112.8

-5.4%

-20.7%

98.8

12-Feb

128.4

03-Feb

0.7%

 

Commercial

109.0

-3.0%

-15.8%

95.9

21-Apr

128.5

11-Jan

-8.9%

 

Mixed

143.6

-1.8%

-10.7%

122.8

30-Apr

165.5

07-Jan

-2.5%

          

0.5 ct

Fine

108.7

-1.3%

-9.0%

102.1

12-Apr

127.6

22-Jun

-5.7%

 

Commercial

97.4

-4.0%

-17.2%

91.0

31-May

113.6

16-Feb

-7.9%

 

Mixed

88.4

-1.6%

-17.7%

86.3

27-Sep

98.2

05-Jan

-10.0%

          

0.3 ct

Fine

110.2

1.3%

-12.7%

105.9

13-Sep

132.7

08-Mar

-7.8%

 

Commercial

107.8

-0.6%

-18.6%

104.9

17-Sep

123.2

12-Jan

-9.1%

 

Mixed

103.9

-1.8%

-7.4%

100.4

03-May

109.2

16-Mar

-1.2%

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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