2.5 Carat Oval Natural Diamond Prices Comparison
As of May 2026, 2.5 carat oval natural diamonds usually range from $1,023 to $62,524, with an average price of $27,555.In the last month, prices for these diamonds are up 0.2%.Compare 1,089 verified listings across 9 retailers tracked by CaratRadar.
2.5 Carat Oval Natural Diamond Market Overview
CaratRadar currently tracks 1,089 verified 2.5-carat oval natural diamonds listed across 9 online retailers. Prices in this segment range from $1,023 to $62,524, with an average asking price of $27,555 and a median of $27,236.
The price spread of $61,501 (98.4% 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.
1,089 diamonds tracked in this segment
Price range: $1,023 to $62,524
Average price: $27,555
Median price: $27,236
Available across 9 retailers
Savings potential: up to 98.4%
Price Range Overview
As of May 30, 2026Real market range for this carat, shape, and diamond type.
1,089
$1,023
$27,555
$27,236
$62,524
Price History
Price Comparison Matrix
Live Listings
See all listingsCompare current retailer offers for this exact segment and open any listing for full details.
Save 36.8%GIA | 2.5ct | Oval | L | SI2 | Good
From $5,087
Compare at $8,052
Save 15.7%IGI | 2.5ct | Oval | J | SI2 | Ideal
From $5,468
Compare at $6,490
Save 36.8%GIA | 2.51ct | Oval | L | SI2 | Excellent
From $5,679
Compare at $8,990
Save 36.8%GIA | 2.51ct | Oval | L | SI2 | Very Good
From $5,808
Compare at $9,194
Save 36.8%GIA | 2.5ct | Oval | L | SI2 | Ideal
From $5,963
Compare at $9,439
Save 36.8%GIA | 2.52ct | Oval | L | SI2 | Very Good
From $5,974
Compare at $9,456
Save 36.8%GIA | 2.5ct | Oval | L | SI2 | Very Good
From $6,205
Compare at $9,822
IGI | 2.5ct | Oval | K | SI1 | Very Good
From $6,474
Compare at $6,475
Save 11.1%GIA | 2.5ct | Oval | K | SI2 | Excellent
From $6,492
Compare at $7,300
Save 19.5%GIA | 2.55ct | Oval | K | SI2 | Excellent
From $6,720
Compare at $8,347
Save 38.1%GIA | 2.51ct | Oval | L | SI2 | Excellent
From $6,746
Compare at $10,897
Save 18.7%GIA | 2.5ct | Oval | L | SI2 | Very Good
From $6,818
Compare at $8,388
Save 23.3%IGI | 2.5ct | Oval | J | SI1 | Very Good
From $7,045
Compare at $9,190
Save 15.9%GIA | 2.51ct | Oval | K | SI1 | Excellent
From $7,125
Compare at $8,471
IGI | 2.52ct | Oval | K | SI1 | Very Good
From $7,244
Compare at $7,245
GIA | 2.5ct | Oval | L | SI2 | Very Good
From $7,265
Compare at $7,631
Save 36.8%GIA | 2.53ct | Oval | J | SI2 | Very Good
From $7,307
Compare at $11,567
Save 40.4%GIA | 2.5ct | Oval | J | SI2 | Ideal
From $7,340
Compare at $12,322
Save 20.2%IGI | 2.52ct | Oval | K | VS2 | Very Good
From $7,525
Compare at $9,430
Save 35.1%GIA | 2.5ct | Oval | L | SI2 | Excellent
From $7,721
Compare at $11,897
IGI | 2.52ct | Oval | K | SI1 | Very Good
From $7,814
Compare at $7,945
Save 14.8%IGI | 2.51ct | Oval | K | VVS2 | Very Good
From $7,850
Compare at $9,209
IGI | 2.5ct | Oval | K | VS1 | Very Good
From $7,902
Compare at $8,740
IGI | 2.5ct | Oval | J | SI1 | Very Good
From $8,133
Compare at $8,795
Save 18.8%IGI | 2.51ct | Oval | J | VS2 | Very Good
From $8,145
Compare at $10,033
Save 17.1%IGI | 2.51ct | Oval | J | SI1 | Very Good
From $8,145
Compare at $9,819
GIA | 2.51ct | Oval | L | SI2 | Excellent
From $8,441
Compare at $8,627
Save 18.3%GIA | 2.5ct | Oval | L | SI1 | Ideal
From $8,490
Compare at $10,397
HRD | 2.5ct | Oval | J | SI1 | Ideal
From $8,500
Compare at $8,852
Save 17.8%IGI | 2.52ct | Oval | J | VS1 | Ideal
From $8,500
Compare at $10,342
IGI | 2.51ct | Oval | K | VS1 | Very Good
From $8,606
Compare at $8,750
Save 27%GIA | 2.51ct | Oval | L | VS2 | Excellent
From $8,644
Compare at $11,841
Save 35.1%GIA | 2.5ct | Oval | J | SI2 | Excellent
From $8,870
Compare at $13,669
Save 18.3%GIA | 2.5ct | Oval | L | SI2 | Excellent
From $8,879
Compare at $10,870
Save 20.3%GIA | 2.54ct | Oval | L | SI2 | Excellent
From $8,884
Compare at $11,152
Save 20.2%IGI | 2.5ct | Oval | J | SI1 | Very Good
From $8,890
Compare at $11,142
Save 24.4%GIA | 2.5ct | Oval | K | SI2 | Excellent
From $8,941
Compare at $11,825
Save 26.9%GIA | 2.51ct | Oval | K | SI2 | Excellent
From $9,092
Compare at $12,443
Save 36.8%GIA | 2.5ct | Oval | J | SI2 | Ideal
From $9,125
Compare at $14,444
Save 38.1%GIA | 2.5ct | Oval | K | SI2 | Very Good
From $9,181
Compare at $14,830
Save 38.1%GIA | 2.5ct | Oval | J | SI2 | Ideal
From $9,226
Compare at $14,903
Save 40.9%GIA | 2.51ct | Oval | K | SI1 | Excellent
From $9,277
Compare at $15,706
Save 26%GIA | 2.51ct | Oval | K | SI2 | Excellent
From $9,579
Compare at $12,949
GIA | 2.51ct | Oval | L | VVS2 | Excellent
From $9,666
Compare at $10,115
GIA | 2.5ct | Oval | K | SI2 | Very Good
From $9,766
Compare at $9,844
Save 29.3%GIA | 2.5ct | Oval | L | VS2 | Excellent
From $9,769
Compare at $13,823
Save 38.1%GIA | 2.5ct | Oval | K | SI2 | Ideal
From $9,771
Compare at $15,783
Save 38.9%GIA | 2.5ct | Oval | J | SI2 | Ideal
From $9,924
Compare at $16,255
Save 27.2%GIA | 2.51ct | Oval | K | SI2 | Very Good
From $9,996
Compare at $13,733
GIA | 2.5ct | Oval | L | VS2 | Excellent
From $10,007
Compare at $10,369
Entry pricing in this category starts around $1,023.
What to Know When Shopping for 2.5 Carat Oval Natural Diamonds
- Always compare identical certified diamonds across retailers. Identical certificate numbers can have price differences of $61,501 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 $27,236 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.
- Oval diamonds can appear larger than rounds of the same carat weight due to their elongated face-up area. Watch for the bow-tie effect in lower-quality cuts.
Frequently Asked Questions
We currently track 1,089 comparable stones in this segment. Prices start around $1,023 and go up to $62,524.
Based on the latest market data, the average asking price is about $27,555 with a median around $27,236.
The observed spread is roughly $61,501 across tracked listings, which is about 98.4% 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 $27,555. The median price is $27,236, 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 $61,501 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 2.5 carat Oval diamonds.