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Diamond Prices Rose This Week: Statistical Summary

Jan. 26 (Bloomberg) -- Diamond prices rose to $9,750 this week from $9,748 a week earlier, according to the Rapaport Diamond Trade Index. The index is formulated from the average asking price for the top 25 best quality 1 carat diamonds, color between D and H and clarity between internally flawless (IF) and very small inclusion (VS2).

================================================================================
                  Jan. 25    Jan. 18    Jan. 11     Jan. 4    Dec. 28    Dec. 21
                     2012       2012       2012       2012       2011       2011
================================================================================
Index Value     $9,750.23  $9,747.62  $9,775.53  $9,807.86  $9,764.22  $9,840.56
Weekly change       $2.61    -$27.91    -$32.33     $43.64    -$76.34     $12.34
Weekly change       0.03%     -0.29%     -0.33%      0.45%     -0.78%      0.13%
--------------------------------------------------------------------------------
Yearly change   $1,511.27  $1,529.37  $1,587.81  $1,671.76  $1,739.16  $1,809.13
Yearly change      18.34%     18.61%     19.39%     20.55%     21.67%     22.53%
================================================================================
SOURCE: Rapaport Diamond Trade Index

To contact the reporter on this story: Kristian Siedenburg in Vienna at ksiedenburg@bloomberg.net

To contact the editor responsible for this story: Alex Tanzi at atanzi@bloomberg.net

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