0.8 Carat Round Natural Diamond Prices Comparison
As of May 2026, 0.8 carat round natural diamonds usually range from $345 to $6,820, with an average price of $2,269.In the last month, prices for these diamonds are up 0.3%.Compare 8,664 verified listings across 9 retailers tracked by CaratRadar.
0.8 Carat Round Natural Diamond Market Overview
CaratRadar currently tracks 8,664 verified 0.8-carat round natural diamonds listed across 9 online retailers. Prices in this segment range from $345 to $6,820, with an average asking price of $2,269 and a median of $2,071.
The price spread of $6,475 (94.9% from highest to lowest) highlights why comparing identical certified diamonds across multiple retailers matters. Two identical certified diamonds can differ by hundreds or even thousands of dollars depending on the retailer.
These figures are based on our latest daily market data, matched by certification lab and certificate number across retailers, so you are comparing the exact same diamond.
8,664 diamonds tracked in this segment
Price range: $345 to $6,820
Average price: $2,269
Median price: $2,071
Available across 9 retailers
Savings potential: up to 94.9%
Price Range Overview
As of May 29, 2026Real market range for this carat, shape, and diamond type.
8,664
$345
$2,269
$2,071
$6,820
Price History
Price Comparison Matrix
Live Listings
See all listingsCompare current retailer offers for this exact segment and open any listing for full details.
IGI | 0.83ct | Round | K | SI1 | Excellent
From $550
Compare at $560
IGI | 0.81ct | Round | K | SI1 | Very Good
From $585
Compare at $590
Save 20.1%IGI | 0.81ct | Round | K | SI1 | Excellent
From $660
Compare at $826
Save 18.4%IGI | 0.83ct | Round | K | SI1 | Excellent
From $660
Compare at $809
Save 30%IGI | 0.81ct | Round | J | SI1 | Excellent
From $660
Compare at $943
Save 31%GIA | 0.81ct | Round | L | SI1 | Excellent
From $661
Compare at $958
Save 31.1%GIA | 0.81ct | Round | L | SI1 | Excellent
From $667
Compare at $968
Save 28%GIA | 0.85ct | Round | L | SI2 | Excellent
From $677
Compare at $940
Save 30.1%GIA | 0.81ct | Round | L | VS2 | Excellent
From $685
Compare at $980
Save 19.2%IGI | 0.84ct | Round | K | SI1 | Excellent
From $685
Compare at $847
Save 43.2%GIA | 0.81ct | Round | L | SI1 | Very Good
From $687
Compare at $1,209
Save 30.4%IGI | 0.82ct | Round | J | VS2 | Excellent
From $690
Compare at $991
Save 29.9%GIA | 0.82ct | Round | K | SI1 | Excellent
From $694
Compare at $989
Save 29.4%IGI | 0.81ct | Round | J | SI1 | Ideal
From $705
Compare at $999
Save 11.6%IGI | 0.81ct | Round | K | SI1 | Excellent
From $710
Compare at $803
Save 11.5%IGI | 0.81ct | Round | K | VS2 | Very Good
From $720
Compare at $814
Save 20.4%IGI | 0.9ct | Round | K | SI1 | Very Good
From $720
Compare at $904
Save 24.5%GIA | 0.83ct | Round | K | SI1 | Excellent
From $725
Compare at $960
Save 20.4%IGI | 0.81ct | Round | J | SI1 | Excellent
From $725
Compare at $911
Save 41.1%GIA | 0.81ct | Round | L | VS2 | Ideal
From $741
Compare at $1,259
Save 21.1%GIA | 0.81ct | Round | L | VVS2 | Excellent
From $744
Compare at $943
Save 32.5%GIA | 0.83ct | Round | J | SI2 | Excellent
From $747
Compare at $1,107
Save 33.2%GIA | 0.82ct | Round | K | SI1 | Ideal
From $750
Compare at $1,123
Save 17.3%IGI | 0.81ct | Round | I | SI1 | Excellent
From $750
Compare at $907
Save 37.4%GIA | 0.81ct | Round | H | SI2 | Ideal
From $755
Compare at $1,206
Save 22.5%IGI | 0.9ct | Round | K | VS2 | Very Good
From $755
Compare at $974
Save 33.2%GIA | 0.83ct | Round | I | SI2 | Excellent
From $759
Compare at $1,136
Save 21.2%IGI | 0.81ct | Round | J | SI1 | Excellent
From $760
Compare at $965
Save 14.1%GIA | 0.81ct | Round | L | SI1 | Very Good
From $763
Compare at $889
Save 19.1%IGI | 0.85ct | Round | K | VS2 | Excellent
From $765
Compare at $945
Save 17.7%IGI | 0.81ct | Round | J | SI1 | Ideal
From $765
Compare at $930
Save 17.7%IGI | 0.81ct | Round | J | SI1 | Excellent
From $765
Compare at $930
Save 26.7%GIA | 0.81ct | Round | K | VS2 | Good
From $775
Compare at $1,057
Save 17.7%IGI | 0.81ct | Round | J | VS2 | Excellent
From $778
Compare at $945
Save 17.7%IGI | 0.81ct | Round | J | VS2 | Ideal
From $778
Compare at $945
Save 15.7%GIA | 0.81ct | Round | K | SI2 | Very Good
From $781
Compare at $926
Save 33.9%GIA | 0.82ct | Round | H | SI2 | Ideal
From $783
Compare at $1,184
Save 33.9%GIA | 0.81ct | Round | H | SI2 | Excellent
From $785
Compare at $1,188
Save 17.9%IGI | 0.81ct | Round | J | VS2 | Excellent
From $785
Compare at $956
Save 32.5%GIA | 0.81ct | Round | L | SI2 | Excellent
From $793
Compare at $1,175
Save 16.7%GIA | 0.81ct | Round | K | VS2 | Excellent
From $795
Compare at $954
Save 19.6%IGI | 0.85ct | Round | K | VS1 | Excellent
From $795
Compare at $989
Save 40.4%GIA | 0.9ct | Round | K | SI2 | Excellent
From $799
Compare at $1,340
Save 33.9%GIA | 0.81ct | Round | H | SI2 | Ideal
From $801
Compare at $1,211
Save 33.1%GIA | 0.88ct | Round | K | SI1 | Ideal
From $805
Compare at $1,204
Save 13.5%GIA | 0.81ct | Round | K | SI2 | Excellent
From $807
Compare at $933
Save 18.9%IGI | 0.9ct | Round | K | SI1 | Excellent
From $810
Compare at $999
Save 25.2%GIA | 0.9ct | Round | L | SI2 | Very Good
From $811
Compare at $1,084
GIA | 0.81ct | Round | K | SI1 | Very Good
From $811
Compare at $816
Save 19.8%GIA | 0.85ct | Round | K | SI1 | Excellent
From $814
Compare at $1,015
Entry pricing in this category starts around $345.
What to Know When Shopping for 0.8 Carat Round Natural Diamonds
- Always compare identical certified diamonds across retailers. Identical certificate numbers can have price differences of $6,475 or more.
- Focus on the 4Cs that matter most to you. Color and clarity grades drive price more than cut in many segments, but cut affects sparkle the most.
- The median price of $2,071 is a useful benchmark. If you see a deal significantly below this, verify the retailer's reputation and return policy.
- Consider eye-clean alternatives. Moving one clarity grade down (e.g., VS2 to SI1) can save 10-15% with no visible difference to the naked eye.
- Compare natural vs. lab-grown options for the same carat and shape. Lab-grown diamonds are chemically identical but often 30-50% less expensive.
- Check shipping, insurance, and return policies. The lowest sticker price is not always the best deal once you factor in total cost of purchase.
- Round brilliants command a premium due to higher rough waste during cutting. If budget matters, consider oval or cushion shapes for similar visual size.
Frequently Asked Questions
We currently track 8,664 comparable stones in this segment. Prices start around $345 and go up to $6,820.
Based on the latest market data, the average asking price is about $2,269 with a median around $2,071.
The observed spread is roughly $6,475 across tracked listings, which is about 94.9% from highest to lowest offer in this bucket.
We refresh pricing data daily so these pages stay current with market changes.
Based on completed market data, the fair market benchmark is $2,269. The median price is $2,071, so offers between the median and fair benchmark can be reasonable, while reputable listings below the median may be especially competitive.
We currently track this stone category across 9 online retailers, giving you a broad view of the competitive landscape.
For most buyers, color differences below G are hard to detect once set in a ring. Clarity grades of VS2 and above are typically eye-clean. Prioritize cut quality for maximum brilliance, then balance color and clarity based on your budget.
Retailer pricing strategies, overhead costs, and margin targets all contribute. The exact certified diamond can differ by $6,475 across sellers, which is why direct certified-diamond comparison is essential.
We match diamonds across retailers by their certification lab and certificate number. This means the prices you see are for the exact same physical diamond, not just stones with similar specs. It is a true apples-to-apples comparison.
Diamond prices fluctuate based on supply and demand. Our data refreshes regularly so you can track trends over time. Use the price range on this page as a benchmark and compare it to historical averages when available.
Diamond Terminology
- Carat
- A unit of weight for diamonds equal to 200 milligrams. Larger carat weights are exponentially rarer, which is why prices increase non-linearly with size.
- Cut
- Refers to how well a diamond's facets interact with light. Cut quality ranges from Ideal to Poor and is the single biggest factor affecting a diamond's brilliance.
- Color
- Grades a diamond's lack of color on a scale from D (colorless) to Z (light yellow). Grades D-F are considered colorless; G-J are near-colorless and offer good value.
- Clarity
- Measures the presence of internal inclusions or surface blemishes. Grades range from Flawless (FL) to Included (I3). Most inclusions in VS2 and above are invisible to the naked eye.
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Tracking Natural inventory for 0.8 carat Round diamonds.