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Market NewsIndex ReportsDiamond index trades in narrow ranges

Diamond index trades in narrow ranges

The overall polishedprices index traded in tight ranges throughout last week.

Daily Index levels

Level

Daily Change

Tuesday  07/05

121.1

-0.2%

Wednesday 08/05

121.0

0.0%

Thursday 09/05

121.1

0.0%

Friday 10/05

120.9

-0.1%

Monday 13/05

121.0

0.1%

Weekly Index

The main polishedprices index opened on Monday at 121.0 points, down 0.1% with the previous week opening. The overall index is 0.8% above its level of this time last year, and has gained 1.2% since the start of the year.

Of the benchmark categories the largest gain came from the Commercial 0.5 carat category, which added 1.2% over the week.

The largest loss came from the Fine 0.3 carat range, which slipped 2.0% 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

121.0

-0.1%

0.8%

118.9

04-Jan

121.8

04-Apr

1.2%

                   

1 crt/4gr

Fine

115.7

-0.4%

-2.7%

112.9

23-Jan

124.8

10-Apr

2.4%

 

Commercial

118.0

-1.9%

3.8%

112.2

04-Jan

121.8

15-Apr

1.3%

 

Mixed

111.7

-0.9%

15.2%

104.7

01-Apr

114.5

04-Feb

0.8%

                   

0.5 crts / 50 pts

Fine

96.0

-1.8%

-6.4%

92.3

25-Feb

103.4

25-Apr

-0.5%

 

Commercial

100.3

1.2%

-7.6%

98.8

08-May

107.2

07-Jan

-2.1%

 

Mixed

97.0

0.5%

-1.1%

95.8

05-Feb

99.5

22-Feb

-1.1%

                   

0.3 ctrs/ 30 pts

Fine

96.0

-2.0%

-15.6%

92.3

12-Apr

108.1

29-Jan

-6.7%

 

Commercial

109.4

-0.4%

-11.4%

106.1

12-Apr

115.4

07-Jan

0.3%

 

Mixed

119.0

-0.4%

-5.8%

113.3

14-Mar

120.1

03-Jan

-1.3%

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.