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Declines on polished index resume

With Indian offices closed for Diwali for most of the week, the overall polishedprices index slipped to a five week low.

Daily Index levels

Level

Daily Change

Monday  23/10

115.6

0.4%

Tuesday  24/10

115.2

-0.3%

Wednesday 25/10

115.2

0.0%

Thursday 26/10

115.3

0.0%

Friday 27/10

115.1

-0.2%

Monday  30/10

114.9

-0.2%

Weekly Index

The main polishedprices index opened down 0.6% compared to the previous Monday at 114.9 points. The overall index is 3.0% lower than this time last year and has lost 2.1% since the start of the year.

There were losses amongst nearly all of the benchmark categories, with only Mixed 1.0 carats staying at more or less the same level over the week.

The largest falls came from smaller fine diamonds, with 0.5 carats and 0.3 carats falling 2.1% and 4.7% respectively, compared to the previous Monday.

Benchmark groupings PolishedPrices Index

   

Current Levels

   

2017 Low

 

2017 High

   
   

 Index Jan 04=100

Change from week ago

Change from year ago

Index

Date

Index

Date

 Year to date change

 

Overall

114.9

-0.6%

-3.0%

114.3

15-Sep

118.7

03-Jan

-2.1%

                   

1 crt/4gr

Fine

107.1

-1.1%

-2.0%

105.8

27-Mar

118.9

26-May

-0.9%

 

Commercial

109.6

-0.7%

1.3%

106.3

12-May

114.8

04-Jul

-0.3%

 

Mixed

94.7

0.0%

-1.4%

93.4

06-Apr

97.9

10-Jul

-0.1%

                   

0.5 crts / 50 pts

Fine

93.1

-2.1%

-14.7%

90.3

13-Oct

113.2

14-Mar

-11.4%

 

Commercial

98.9

-0.5%

-5.0%

97.0

03-Aug

107.0

03-Jan

-3.7%

 

Mixed

97.4

-0.1%

-1.7%

96.3

15-Aug

100.8

11-Jul

-1.1%

                   

0.3 ctrs/ 30 pts

Fine

98.2

-4.7%

0.5%

94.6

08-Sep

108.8

10-Jul

-0.8%

 

Commercial

113.6

-1.6%

4.9%

105.6

12-Jan

120.2

29-Aug

5.3%

 

Mixed

124.1

-0.3%

2.8%

119.0

23-Jan

125.5

27-Jul

4.4%

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.