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Market NewsIndex ReportsDiamond index flat over Christmas period

Diamond index flat over Christmas period

The overall polishedprices index ended the Christmas at the same level that it started, as markets returned to full volumes.

The average level of the overall index was 2.6% above the 2017 level, and over the year the index gained 3.1%, reaching a peak on the 19th November, before slipping back 1.9% in the December.

Daily Index levels

Level

Daily Change

Monday 17/12/18

120.4

0.2%

Tuesday  18/12/18

120.1

-0.3%

Wednesday 19/12/18

120.5

0.4%

Thursday 20/12/18

120.7

0.2%

Friday 21/12/18

121.1

0.3%

Monday 24/12/18

120.9

-0.1%

Thursday 27/12/18

120.6

-0.3%

Friday 28/12/18

120.2

-0.3%

Monday 31/12/18

119.6

-0.5%

Wednesday 02/01/19

119.2

-0.3%

Thursday 03/01/19

119.3

0.1%

Friday 04/01/19

118.9

-0.3%

Monday 07/01/19

120.3

1.2%

Weekly Index

The main polishedprices index opened on Monday at 120.3 points.

Of the benchmark categories, the smaller Commercial ranges performed best with 0.5 carats and 0.3 carats adding 5.3% and 5.2% respectively over the Christmas period.

The heaviest loss came from the Mixed 1.0 carat range, which slipped 2.0% over the past 3 weeks.

Benchmark groupings PolishedPrices  Index

   

Current Levels

   

2018 Low

 

2018 High

   
   

 Index Jan 04=100

Change from 17/12/18

Change from year ago

Index

Date

Index

Date

 Year to date change

 

Overall

120.3

-0.1%

2.6%

115.9

12-Jan

122.7

19-Nov

3.8%

                   

1 crt/4gr

Fine

117.5

2.5%

1.3%

107.7

30-Aug

126.8

02-Jul

3.5%

 

Commercial

117.0

-1.8%

4.5%

109.5

02-Mar

123.7

30-Oct

5.2%

 

Mixed

110.3

-2.0%

14.0%

94.3

05-Feb

114.0

28-Dec

15.1%

                   

0.5 crts / 50 pts

Fine

100.8

1.0%

4.4%

92.8

02-Aug

108.2

08-Oct

5.4%

 

Commercial

107.2

5.3%

4.4%

99.6

02-Jan

113.4

05-Nov

9.3%

 

Mixed

98.6

1.6%

1.4%

92.9

26-Oct

100.5

26-Apr

2.1%

                   

0.3 ctrs/ 30 pts

Fine

106.9

2.2%

3.0%

98.8

09-Feb

119.4

27-Sep

8.6%

 

Commercial

115.4

5.2%

-0.3%

108.9

02-Jan

128.6

19-Nov

5.9%

 

Mixed

119.1

-0.6%

-2.9%

119.1

07-Jan

127.0

24-Sep

-2.7%

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.