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Market NewsIndex ReportsPolished index drifts down in quiet trading

Polished index drifts down in quiet trading

The overall polishedprices index came off last week’s three week high, before recovering slightly.

Daily Index levels

Level

Daily Change

Monday  25/09

115.9

1.0%

Tuesday  26/09

115.7

-0.1%

Wednesday 27/09

115.6

-0.1%

Thursday 28/09

115.3

-0.3%

Friday 29/09

115.5

0.2%

Monday  02/10

115.6

0.1%

Weekly Index

The main polishedprices index opened down 0.2% compared to the previous Monday at 115.6 points. The overall index is 4.4% lower than this time last year and has lost 1.5% since the start of the year.

The main weakness amongst the benchmark categories came from smaller Fine diamonds, with 0.3 carats losing 2.2% and 0.5 carats losing 1.6%, compared to the previous Monday.

Fine 1.0 carats performed well, however, adding 0.8% over the week.

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

115.6

-0.2%

-4.4%

114.3

15-Sep

118.7

03-Jan

-1.5%

                   

1 crt/4gr

Fine

111.6

0.8%

-5.1%

105.8

27-Mar

118.9

26-May

3.2%

 

Commercial

111.8

-0.2%

-3.3%

106.3

12-May

114.8

04-Jul

1.6%

 

Mixed

96.0

0.3%

-0.4%

93.4

06-Apr

97.9

10-Jul

1.3%

                   

0.5 crts / 50 pts

Fine

94.3

-1.6%

-14.4%

91.1

20-Sep

113.2

14-Mar

-10.3%

 

Commercial

101.7

-1.4%

-3.8%

97.0

03-Aug

107.0

03-Jan

-1.0%

 

Mixed

97.6

0.1%

-2.1%

96.3

15-Aug

100.8

11-Jul

-0.9%

                   

0.3 ctrs/ 30 pts

Fine

100.3

-2.2%

-0.7%

94.6

08-Sep

108.8

10-Jul

1.3%

 

Commercial

115.0

-1.2%

3.4%

105.6

12-Jan

120.2

29-Aug

6.6%

 

Mixed

124.6

-0.1%

3.7%

119.0

23-Jan

125.5

27-Jul

4.8%

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.