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Diamond index down slightly in quiet trading

With trading volumes lower than the previous two weeks, the PolishedPrices overall index finished the week down slightly.

Daily Index levels

Level

Daily Change

Monday 08/06

111.0

0.7%

Tuesday 09/06

112.4

1.1%

Wednesday 10/06

112.0

-0.3%

Thursday 11/06

110.7

-1.2%

Friday 12/06

111.2

0.4%

Monday 15/06

111.1

-0.2%

Weekly Index The main PolishedPrices index opened 0.2% lower over the week, opening at 111.0 points on Monday. The index is currently 16.8% lower than this time last year, and has fallen 7.1% since the start of the year.

The main strength over the past week came from one carat diamonds, with Fine qualities rising 3.6% and Commercial 3.5%.

The worst performer amongst the benchmark categories were Fine 0.30 carats, which fell 7.0%.

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

111.0

-0.2%

-16.8%

106.0

19-Apr

123.3

11-Jan

-7.1%

                   

1 ct

Fine

118.4

3.6%

-16.4%

98.8

12-Feb

128.4

03-Feb

5.8%

 

Commercial

108.7

3.5%

-16.7%

95.9

21-Apr

128.5

11-Jan

-9.2%

 

Mixed

136.6

-5.0%

-19.6%

122.8

30-Apr

165.5

07-Jan

-7.3%

                   

0.5 ct

Fine

106.2

-3.9%

-14.6%

102.1

12-Apr

127.2

03-Feb

-7.9%

 

Commercial

99.8

-1.7%

-18.2%

91.0

31-May

113.6

16-Feb

-5.6%

 

Mixed

95.9

0.4%

-4.9%

86.4

14-May

98.2

05-Jan

-2.4%

                   

0.3 ct

Fine

112.6

-7.0%

-12.7%

108.0

08-Jan

132.7

08-Mar

-5.8%

 

Commercial

114.1

-1.2%

-11.1%

106.7

30-Apr

123.2

12-Jan

-3.8%

 

Mixed

103.0

0.2%

-10.5%

100.4

03-May

109.2

16-Mar

-2.1%

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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