2.9 Carat Round Natural Diamond Prices Comparison
As of April 2026, 2.9 carat round natural diamonds usually range from $808 to $109,843, with an average price of $40,932.In the last month, prices for these diamonds are down 0.9%.Compare 91 verified listings across 7 retailers tracked by CaratRadar.
2.9 Carat Round Natural Diamond Market Overview
CaratRadar currently tracks 91 verified 2.9-carat round natural diamonds listed across 7 online retailers. Prices in this segment range from $808 to $109,843, with an average asking price of $40,932 and a median of $39,123.
The price spread of $109,035 (99.3% 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.
91 diamonds tracked in this segment
Price range: $808 to $109,843
Average price: $40,932
Median price: $39,123
Available across 7 retailers
Savings potential: up to 99.3%
Price Range Overview
As of Apr 14, 2026Real market range for this carat, shape, and diamond type.
91
$808
$40,932
$39,123
$109,843
Price History
Price Comparison Matrix
Live Listings
See all listingsCompare current retailer offers for this exact segment and open any listing for full details.
GIA | 2.9ct | Round | D | IF | Excellent
From $53,718
Compare at $56,978
Save 17%GIA | 2.9ct | Round | I | SI2 | Excellent
From $21,754
Compare at $26,210
GIA | 2.9ct | Round | I | VVS2 | Excellent
From $37,155
Compare at $40,804
Save 14%GIA | 2.9ct | Round | L | SI1 | Excellent
From $18,360
Compare at $21,341
Save 14.1%GIA | 2.9ct | Round | E | VS1 | Excellent
From $50,415
Compare at $58,662
Save 27.1%GIA | 2.9ct | Round | D | VS2 | Excellent
From $44,406
Compare at $60,900
Save 14.1%GIA | 2.9ct | Round | H | VVS1 | Excellent
From $42,039
Compare at $48,917
Save 14.6%GIA | 2.9ct | Round | F | SI1 | Excellent
From $36,099
Compare at $42,262
GIA | 2.9ct | Round | E | IF | Excellent
From $75,772
Compare at $77,355
Save 13.2%GIA | 2.9ct | Round | E | IF | Excellent
From $76,770
Compare at $88,461
Save 15.6%GIA | 2.9ct | Round | I | VS1 | Excellent
From $30,735
Compare at $36,429
Save 16.7%GIA | 2.9ct | Round | F | VS1 | Excellent
From $51,778
Compare at $62,145
Save 13.7%GIA | 2.9ct | Round | I | VS1 | Excellent
From $31,452
Compare at $36,429
Save 11.1%GIA | 2.9ct | Round | J | VS2 | Excellent
From $23,402
Compare at $26,314
Save 14.7%GIA | 2.9ct | Round | G | VS2 | Excellent
From $40,410
Compare at $47,370
Save 24.6%GIA | 2.9ct | Round | I | SI2 | Excellent
From $22,008
Compare at $29,180
Save 15.6%GIA | 2.9ct | Round | G | VVS1 | Excellent
From $34,590
Compare at $40,967
Save 16.2%GIA | 2.9ct | Round | F | VS2 | Excellent
From $37,724
Compare at $45,033
GIA | 2.9ct | Round | D | VVS1 | Excellent
From $45,250
Compare at $49,245
GIA | 2.9ct | Round | D | VVS2 | Excellent
From $40,049
Compare at $40,657
Save 13.7%GIA | 2.9ct | Round | H | SI2 | Ideal
From $26,596
Compare at $30,804
GIA | 2.9ct | Round | F | VS1 | Ideal
From $50,894
Compare at $54,650
Save 27%GIA | 2.9ct | Round | G | VS1 | Excellent
From $31,913
Compare at $43,718
GIA | 2.9ct | Round | I | VS2 | Excellent
From $31,604
Compare at $31,952
Save 19.2%GIA | 2.9ct | Round | K | SI1 | Excellent
From $14,679
Compare at $18,174
GIA | 2.9ct | Round | H | VVS1 | Excellent
From $50,939
Compare at $51,252
Save 16.1%GIA | 2.9ct | Round | J | SI1 | Excellent
From $19,990
Compare at $23,821
Save 26.5%GIA | 2.9ct | Round | G | VS2 | Excellent
From $37,969
Compare at $51,678
GIA | 2.9ct | Round | F | SI1 | Excellent
From $41,106
Compare at $44,659
GIA | 2.9ct | Round | F | VS2 | Excellent
From $46,698
Compare at $51,231
GIA | 2.9ct | Round | G | IF | Excellent
From $63,006
Compare at $64,797
Save 14.1%GIA | 2.9ct | Round | E | VS2 | Excellent
From $45,975
Compare at $53,496
GIA | 2.9ct | Round | F | VVS2 | Excellent
From $50,411
Compare at $54,798
Save 16.1%GIA | 2.9ct | Round | F | FL | Excellent
From $73,102
Compare at $87,142
GIA | 2.9ct | Round | G | VVS1 | Ideal
From $43,203
Compare at $46,942
Save 16.6%GIA | 2.9ct | Round | J | VVS2 | Excellent
From $27,660
Compare at $33,169
Save 14.1%GIA | 2.9ct | Round | D | VS1 | Ideal
From $56,653
Compare at $65,922
GIA | 2.9ct | Round | E | VVS1 | Ideal
From $47,454
Compare at $49,240
GIA | 2.9ct | Round | H | VS1 | Ideal
From $37,921
Compare at $41,617
Save 31.1%GIA | 2.9ct | Round | G | VVS1 | Excellent
From $36,308
Compare at $52,690
Save 25.2%GIA | 2.9ct | Round | G | VVS1 | Excellent
From $43,936
Compare at $58,747
GIA | 2.9ct | Round | E | VVS1 | Excellent
From $54,590
Compare at $56,532
Save 10.4%GIA | 2.9ct | Round | H | SI1 | Ideal
From $32,154
Compare at $35,874
Save 14.1%GIA | 2.9ct | Round | D | VS1 | Ideal
From $61,786
Compare at $71,895
Save 14.1%IGI | 2.9ct | Round | J | SI1 | Excellent
From $13,204
Compare at $15,380
Save 15.6%IGI | 2.9ct | Round | G | VS1 | Excellent
From $33,280
Compare at $39,418
IGI | 2.9ct | Round | I | VVS2 | Excellent
From $22,640
Compare at $25,078
Save 11.9%IGI | 2.9ct | Round | J | VVS2 | Excellent
From $18,336
Compare at $20,812
IGI | 2.9ct | Round | J | VS2 | Excellent
From $17,237
Compare at $18,495
Save 14.1%IGI | 2.9ct | Round | J | VVS1 | Excellent
From $19,754
Compare at $22,995
Entry pricing in this category starts around $808.
What to Know When Shopping for 2.9 Carat Round Natural Diamonds
- Always compare identical certified diamonds across retailers. Identical certificate numbers can have price differences of $109,035 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 $39,123 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 91 comparable stones in this segment. Prices start around $808 and go up to $109,843.
Based on the latest market data, the average asking price is about $40,932 with a median around $39,123.
The observed spread is roughly $109,035 across tracked listings, which is about 99.3% from highest to lowest offer in this bucket.
We refresh pricing data daily so these pages stay current with market changes.
Based on our data, the median price is $39,123, which represents the midpoint of the market. Anything below this figure from a reputable retailer is a solid deal.
We currently track this stone category across 7 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 $109,035 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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