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Polished index remains volatile

The overall PolishedPrice index fell to its lowest levels in over 12 months in quiet trading.

Daily Index levels

Level

Daily Change

Monday 21/05

154.5

0.0%

Tuesday 22/05

154.6

0.1%

Wednesday 23/05

154.6

0.0%

Thursday 24/05

153.2

-0.9%

Friday 25/05

152.1

-0.8%

Monday 28/05

148.3

-2.4%

Weekly Index

The main PolishedPrices index opened down 4.0% from the previous week on Monday at 148.3 points. The overall index is currently 6.4% below its level of this time last year and has lost 4.3% since the start of the year.

Most benchmark categories showed a poor performance over the past week, with significant losses recorded for one carat Commercial, which fell 10.3%.

Fine qualities also recorded sharp losses in all the benchmark sizes. Fine one carat diamonds dropped 9.9%, 0.5 carats fell 5.3%, and 0.3 carats lost 8.8%.

However, mixed qualities were unchanged to slightly higher.

Benchmark groupings PolishedPrices Index.

   

Current Levels

   

2012 Low

 

2012 High

   
   

 Index Jan 04=100

Change from week ago

Change from year ago

Index

Date

Index

Date

 Year to date change

 

Overall

148.3

-4.0%

-6.4%

148.3

27-May

161.2

01-Feb

-4.3%

                   

1 crt / 4gr

Fine

156.3

-9.9%

-13.0%

152.3

30-Jan

182.6

09-Feb

-9.6%

 

Commercial

150.4

-10.3%

-12.8%

149.0

02-May

174.1

25-Apr

-4.0%

 

Mixed

201.4

0.1%

2.3%

181.1

08-Apr

215.5

24-May

8.2%

                   

0.5 crts / 50 pts

Fine

144.4

-5.3%

-6.5%

137.7

04-Apr

163.5

01-Feb

0.5%

 

Commercial

133.7

0.6%

-9.3%

129.5

09-May

156.2

01-Feb

-9.1%

 

Mixed

121.0

-0.6%

1.9%

120.8

19-Apr

136.0

13-Feb

-4.2%

                   

0.3 ctrs/ 30 pts

Fine

120.5

-8.8%

-18.0%

118.0

08-Apr

162.4

16-Feb

-5.0%

 

Commercial

140.7

-0.4%

-10.0%

138.5

29-Mar

162.1

16-Feb

-8.9%

 

Mixed

124.2

0.0%

-3.4%

124.2

23-May

132.6

01-Jan

-6.3%

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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