8 Carat Natural Diamond Prices Comparison
An 8 carat natural diamond of any shape typically costs $194,664 (median of 252 listings at 11 online stores). Average prices fell 0.9% over the last month. Updated .
Average $218,335. Listings run from $4,598 to $1,687,140 in the 8.00–8.99 carat range.
See the live listings8 Carat Natural Diamond Market Overview
CaratRadar currently tracks 252 verified 8-carat natural diamonds in the 8.00–8.99 carat benchmark range, listed across 11 online retailers. Prices in this segment range from $4,598 to $1,687,140, with an average asking price of $218,335 and a median of $194,664.
Across this category, asking prices span $1,682,542 (99.7% from the most expensive to the cheapest listing). The same certified diamond can also be listed at different prices by different retailers, which is why CaratRadar compares stones by certificate number.
These figures use the same benchmark range throughout the page and 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.
252 diamonds tracked in the 8.00–8.99 carat benchmark
Price range: $4,598 to $1,687,140
Average price: $218,335
Median price: $194,664
Available across 11 retailers
Category price spread: 99.7%
Price Range Overview
As of Oct 23, 2026Real market range for this carat, shape, and diamond type.
252
$4,598
$218,335
$194,664
$1,687,140
Price History
Price Comparison Matrix
8 Carat Natural Diamond Prices by Shape
Shape-level averages for this carat and type. Open each shape page for full market detail.
Compare nearby
Prices for the next carat weights, other shapes and the lab grown twin.
Nearby carat weights
Same size, lab grown
Live Listings
See all listingsCompare current retailer offers in the same benchmark range and open any listing for full details.
Save 19.4%HRD | 8.13ct | Oval | K | SI2 | Ideal
From $47,321
Compare at $58,743
IGI | 8.16ct | Emerald | L | SI1 | Ideal
From $58,756
Compare at $62,247
Save 19.4%IGI | 8.51ct | Round | K | SI2 | Ideal
From $68,419
Compare at $84,936
IGI | 8.01ct | Oval | K | VVS2 | Very Good
From $74,366
Compare at $82,448
Save 23.3%IGI | 8.01ct | Pear | K | SI1 | Very Good
From $74,687
Compare at $97,419
Save 19.4%GIA | 8.06ct | Emerald | M | VVS2 | Ideal
From $75,831
Compare at $94,136
IGI | 8.01ct | Princess | K | SI1 | Ideal
From $78,985
Compare at $87,578
Save 11.6%IGI | 8.02ct | Pear | K | SI2 | Very Good
From $80,319
Compare at $90,819
Save 19.4%HRD | 8.55ct | Round | K | SI2 | Ideal
From $84,544
Compare at $104,953
IGI | 8.03ct | Round | K | VS1 | Excellent
From $85,590
Compare at $93,844
Save 19.4%IGI | 8.01ct | Round | L | VVS2 | Ideal
From $85,950
Compare at $106,700
Save 19.4%IGI | 8.18ct | Marquise | K | SI1 | Excellent
From $86,855
Compare at $107,823
Save 36.4%GIA | 8.05ct | Cushion | K | SI2 | Ideal
From $88,125
Compare at $138,561
Save 19.4%IGI | 8.03ct | Round | J | VS2 | Excellent
From $89,533
Compare at $111,146
IGI | 8.01ct | Radiant | I | VS2 | Very Good
From $89,814
Compare at $99,604
Save 13.3%GIA | 8.01ct | Oval | L | SI2 | Excellent
From $92,780
Compare at $107,067
Save 21.8%GIA | 8.12ct | Round | L | VVS2 | Excellent
From $94,487
Compare at $120,844
Save 21%GIA | 8.15ct | Round | K | IF | Ideal
From $95,150
Compare at $120,379
GIA | 8.02ct | Radiant | K | VS2 | Very Good
From $97,413
Compare at $98,239
Save 21%GIA | 8.32ct | Round | K | VVS1 | Excellent
From $97,494
Compare at $123,342
Save 19.8%IGI | 8.12ct | Round | J | VVS1 | Excellent
From $98,691
Compare at $123,084
Save 24%GIA | 8.26ct | Cushion | K | VS2 | Good
From $99,924
Compare at $131,559
Save 16.8%GIA | 8.03ct | Round | K | SI2 | Excellent
From $100,300
Compare at $120,565
Save 13.3%GIA | 8.03ct | Oval | K | SI2 | Excellent
From $101,467
Compare at $117,085
Save 21.8%GIA | 8.06ct | Emerald | L | VS1 | Ideal
From $102,902
Compare at $131,606
HRD | 8.01ct | Asscher | K | VVS2 | Excellent
From $103,455
Compare at $114,418
Save 10.3%IGI | 8.01ct | Asscher | K | VVS2 | Very Good
From $103,455
Compare at $115,284
Save 19.8%IGI | 8.01ct | Emerald | J | VVS2 | Very Good
From $105,913
Compare at $132,091
Save 19.8%IGI | 8.03ct | Pear | K | VS1 | Very Good
From $105,932
Compare at $132,113
GIA | 8.05ct | Cushion | K | VS1 | Very Good
From $106,640
Compare at $109,692
Save 11.6%GIA | 8.01ct | Oval | K | SI2 | Excellent
From $107,171
Compare at $121,171
IGI | 8.03ct | Round | J | VS2 | Ideal
From $108,395
Compare at $117,908
IGI | 8.21ct | Round | J | VS1 | Excellent
From $111,074
Compare at $122,389
IGI | 8.03ct | Cushion | I | VS2 | Ideal
From $112,485
Compare at $124,152
Save 19%IGI | 8.06ct | Round | I | SI1 | Excellent
From $112,605
Compare at $139,086
GIA | 8.01ct | Pear | K | SI2 | Ideal
From $112,802
Compare at $122,630
Save 13.2%GIA | 8.25ct | Cushion | J | SI1 | Good
From $113,107
Compare at $130,372
GIA | 8.03ct | Emerald | K | SI1 | Ideal
From $113,479
Compare at $115,742
Save 19%GIA | 8.34ct | Round | J | SI1 | Very Good
From $115,248
Compare at $142,351
Save 11.6%GIA | 8.04ct | Radiant | K | SI2 | Very Good
From $116,306
Compare at $131,511
Save 18.8%GIA | 8.05ct | Radiant | K | SI2 | Ideal
From $116,391
Compare at $143,346
Save 19%IGI | 8.02ct | Round | I | SI1 | Excellent
From $116,521
Compare at $143,923
Save 23.3%GIA | 8.88ct | Cushion | K | SI1 | Very Good
From $117,217
Compare at $152,817
Save 19%GIA | 8.04ct | Radiant | J | SI1 | Very Good
From $118,573
Compare at $146,363
Save 11.3%GIA | 8.8ct | Pear | K | VS2 | Excellent
From $119,691
Compare at $134,941
Save 11.3%GIA | 8.04ct | Oval | L | IF | Excellent
From $119,937
Compare at $135,218
Save 23.3%GIA | 8.01ct | Radiant | J | SI1 | Ideal
From $120,102
Compare at $156,577
Save 16.1%GIA | 8.66ct | Round | J | SI1 | Ideal
From $120,178
Compare at $143,209
Save 19%HRD | 8.02ct | Oval | H | SI2 | Ideal
From $120,201
Compare at $148,468
Save 23.3%GIA | 8.63ct | Oval | J | SI1 | Very Good
From $121,311
Compare at $158,152
Entry pricing in this benchmark range starts around $4,598.
What to Know When Shopping for 8 Carat Natural Diamonds
- Always compare identical certified diamonds across retailers, because the same certificate can be listed at different prices by different stores. Across this whole category, asking prices span $1,682,542 from the cheapest to the most expensive listing.
- 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 $194,664 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.
Frequently Asked Questions
We currently track 252 comparable stones in the 8.00–8.99 carat benchmark range. Prices start around $4,598 and go up to $1,687,140.
Based on the latest market data, the average asking price is about $218,335 with a median around $194,664.
The observed spread is roughly $1,682,542 across tracked listings, which is about 99.7% from highest to lowest offer in the 8.00–8.99 carat benchmark range.
We refresh pricing data daily so these pages stay current with market changes.
Based on completed market data, the fair market benchmark is $218,335. The median price is $194,664, 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 11 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. Across this category, asking prices span $1,682,542 from the cheapest to the most expensive listing, and the same certified diamond can also carry different prices at different 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.
Tools and Guides
Tracking Natural inventory for the 8.00–8.99 carat all-shape diamond benchmark.