Retail Diamond Prices – May 2020


Just like many markets, the diamond market has changed dramatically amidst the COVID-19 pandemic.  There is still a lot of speculation on how it will emerge and in what matter.  The diamond prices are still dropping in the higher carat sizes and possibly showing some stability in the lower.


Round Diamond Prices May 2020
Round Diamond Prices May 2020

The chart below gives you the rundown and details of the changes for the last 4 months.


Diamond Price Changes from 2/1/2020 to 5/1/2020 ( Corrected month 6/22/2020)
Diamond Carat Sizes 2/1/2020 3/1/2020 4/1/2020 5/1/2020
0.0 – 0.5 2 % -2 % -2 % -2 %
0.5 – 1.0 2 % -1 % -3 % -1 %
1.0 – 2.0 0 % -1 % -2 % -1 %
2.0 – 3.0 0 % -1 % -1 % -3 %
3.0 – 4.0 0 % -1 % -1 % -2 %
4.0 – 99 0 % -1 % -1 % -2 %

This May the average diamond price per carat for a round diamond of 1 – 1.4 carat G color VS1 clarity is $7610.  The current average and lowest prices per carat prices are shown in  PriceScope’s diamond price charts by carat and their corresponding color and clarity.

Average Diamond Prices Per Carat May 2020
Average Diamond Prices Per Carat May 2020

Keep in mind that cut quality and vendor services such as upgrades and returns can make a difference in the price point when shopping.

PriceScope has been collecting retail diamond prices since 2007 of over 500,000 diamonds. PriceScope diamond price chart page shows the full diamond price charts for rounds and other fancy shapes. We update the diamond prices on a monthly basis.  Stay tuned for June’s diamond prices.


If you have any questions, thoughts, suggestions, or feedback feel free to click on the link below and post in the forum.  I will keep an eye try to answer all I can.



The diamond-industry, pre- and post-coronavirus

Greetings from Antwerp. I wanted to share some significant developments of the past weeks. I fear the below may read more like an article than a post and hope you will bear with me.

How is Coronavirus impacting the jewellery and diamond trade?

I’m curious as to whether any PS members have noticed any impact on the jewellery/ diamond business yet as a result of Coronavirus. Not necessarily from the health aspect, but from the economic impact.

Retail Diamond Prices For April 2020

It seems everyone has been interested in the diamond prices so I finally got my self to put something together. The diamond price charts and info is based on round diamonds and the retail value as they are in our database.



Rough Market Faces Its Toughest Year Yet

As the diamond market considers its options during the industry-wide lockdown, manufacturers in India are planning a freeze on rough imports. The move has precedent. Back in 2008, as financial markets collapsed, India imposed a one-month moratorium on rough buying.



Slight Overall Rise in Polished Prices for April, Some Drops Among One-Carat Rounds

Polished diamond prices for April were largely in line with last month, with only small fluctuations and little in the way of dramatic movement.  The majority of both rounds and fancies remained unchanged.  Movement across the board was a mix of modest rises and falls, rarely above three per cent.


Edahn Golan – Diamond Research and data:

Polished Diamond Prices Edge Down in April

Conventional wisdom holds that trading in the diamond industry should have come to a complete stop in April. This is largely true, but there are some exceptions. Polished diamond trading has continued, though at a much reduced level. Prices naturally declined, down a low single digit.



By Andrey Pilipchak

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