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Diamond index flat in quiet trading

With markets slowing ahead of the Christmas holiday, the overall polished prices trade in narrow ranges over the week.

Daily Index levels

Level

Daily Change

Monday 16/12

114.9

0.4%

Tuesday 17/12

115.4

0.4%

Wednesday 18/12

115.0

-0.3%

Thursday 19/12

114.9

-0.1%

Friday 20/12

114.9

0.1%

Monday 23/12

114.9

0.0%

Weekly Index

The main polishedprices index opened on Monday at 114.9 points, level with the previous week’s opening. The overall index is 5.0% below its level of this time last year and has lost 3.9% since the start of this year.

Of the benchmark categories, the largest gain came from the Commercial 0.5 carat range, which added 4.3% over the week.

The largest loss came from the Mixed 0.5 carat range, which lost 0.3% compared to the previous Monday.

Benchmark groupings PolishedPrices Index

   

Current Levels

   

2019  Low

 

2019

High

   
   

 Index Jan 04=100

Change from week ago

Change from year ago

Index

Date

Index

Date

Year to date change

 

Overall

114.9

-0.0%

-5.0%

113.9

09-Dec

121.8

04-Apr

-3.9%

                   

1 crt/4gr

Fine

109.7

0.9%

-8.4%

103.9

06-Dec

124.8

10-Apr

-2.9%

 

Commercial

111.8

1.4%

-5.7%

106.1

09-Dec

121.8

15-Apr

-4.0%

 

Mixed

108.8

-0.2%

-3.9%

104.7

01-Apr

114.5

04-Feb

-1.9%

                   

0.5 crts / 50 pts

Fine

92.7

-0.2%

-6.1%

85.1

12-Nov

103.4

25-Apr

-4.0%

 

Commercial

97.9

4.3%

-5.0%

92.9

09-Dec

107.2

07-Jan

-4.4%

 

Mixed

96.1

-0.3%

-2.0%

95.6

04-Dec

99.5

22-Feb

-2.0%

                   

0.3 ctrs/ 30 pts

Fine

92.2

2.0%

-12.8%

83.7

11-Oct

108.1

29-Jan

-10.4%

 

Commercial

97.3

1.2%

-11.7%

92.3

12-Nov

115.4

07-Jan

-10.7%

 

Mixed

113.0

-0.0%

-6.3%

113.0

18-Dec

120.1

03-Jan

-6.2%

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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