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Polished diamond index slips in quiet trading

With markets quiet due to religious holidays in both India and Israel, the overall polishedprices index slipped in quiet trading.

Daily Index levels

Level

Daily Change

Monday 10/09

120.6

0.3%

Tuesday  11/09

120.6

0.0%

Wednesday 12/09

120.5

-0.1%

Thursday 13/09

120.0

-0.5%

Friday 14/09

119.9

-0.1%

Monday17/09

120.2

0.3%

Weekly Index

The main polishedprices index opened on Monday at 120.2 points, down 0.4% compared with the previous week. The overall index is 4.7% above its level of this time last year, and has gained 3.6% since the start of the year.

The main strength over the past week came from the Commercial 1.0 carat range, which added 2.1%.

All of the 0.5 carat ranges were in negative territory, with the Fine range recording the largest loss of 3.6%, compared to the previous Monday.

Benchmark  groupings  PolishedPrices  Index

   

Current Levels

   

2018 Low

 

2018 High

   
   

 Index Jan 04=100

Change from week ago

Change from year ago

Index

Date

Index

Date

 Year to date change

 

Overall

120.2

-0.4%

4.7%

115.9

12-Jan

121.5

02-Jul

3.6%

                   

1 crt/4gr

Fine

117.2

0.0%

6.3%

107.7

30-Aug

126.8

02-Jul

3.3%

 

Commercial

120.2

2.1%

8.2%

109.5

02-Mar

120.2

17-Sep

8.2%

 

Mixed

97.8

0.5%

2.2%

94.3

05-Feb

98.7

30-Aug

2.1%

                   

0.5 crts / 50 pts

Fine

99.9

-3.6%

5.5%

92.8

02-Aug

105.2

25-Jun

4.4%

 

Commercial

102.2

-1.2%

1.8%

99.6

02-Jan

112.0

17-May

4.2%

 

Mixed

97.6

-0.3%

-0.0%

96.2

02-Jan

100.5

26-Apr

1.1%

                   

0.3 ctrs/ 30 pts

Fine

112.0

0.3%

12.2%

98.8

09-Feb

117.8

16-Jul

13.8%

 

Commercial

121.3

-0.5%

7.9%

110.3

04-Jan

125.4

13-Mar

11.3%

 

Mixed

126.4

0.0%

1.7%

122.0

12-Jan

126.4

03-Sep

3.3%

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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