2.5 Carat Oval Natural Diamond Prices Comparison
As of October 2026, 2.5 carat oval natural diamonds in the 2.50–2.74 carat benchmark range usually range from $1,023 to $68,700, with an average price of $26,644.In the last month, prices for these diamonds are down 0.7%.Compare 967 verified listings across 11 retailers tracked by CaratRadar.
2.5 Carat Oval Natural Diamond Market Overview
CaratRadar currently tracks 967 verified 2.5-carat oval natural diamonds in the 2.50–2.74 carat benchmark range, listed across 11 online retailers. Prices in this segment range from $1,023 to $68,700, with an average asking price of $26,644 and a median of $26,499.
The price spread of $67,677 (98.5% 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 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.
967 diamonds tracked in the 2.50–2.74 carat benchmark
Price range: $1,023 to $68,700
Average price: $26,644
Median price: $26,499
Available across 11 retailers
Savings potential: up to 98.5%
Price Range Overview
As of Oct 13, 2026Real market range for this carat, shape, and diamond type.
967
$1,023
$26,644
$26,499
$68,700
Price History
Price Comparison Matrix
Live Listings
See all listingsCompare current retailer offers in the same benchmark range and open any listing for full details.
Save 18.3%IGI | 2.51ct | Oval | I | I1 | Ideal
From $3,236
Compare at $3,963
Save 20.5%GIA | 2.52ct | Oval | L | I1 | Ideal
From $4,591
Compare at $5,773
Save 16.6%HRD | 2.5ct | Oval | K | SI1 | Excellent
From $4,738
Compare at $5,682
IGI | 2.53ct | Oval | F | I1 | Very Good
From $4,760
Compare at $4,941
Save 39.8%GIA | 2.51ct | Oval | L | SI2 | Very Good
From $4,771
Compare at $7,928
Save 39.8%GIA | 2.52ct | Oval | L | SI2 | Very Good
From $4,859
Compare at $8,075
Save 39.8%GIA | 2.5ct | Oval | L | SI2 | Very Good
From $4,990
Compare at $8,291
Save 39.8%GIA | 2.5ct | Oval | L | SI2 | Ideal
From $5,048
Compare at $8,388
Save 39.8%GIA | 2.5ct | Oval | K | SI2 | Excellent
From $5,096
Compare at $8,469
Save 14.5%HRD | 2.51ct | Oval | G | I1 | Very Good
From $5,174
Compare at $6,054
IGI | 2.51ct | Oval | I | SI2 | Excellent
From $5,432
Compare at $5,556
HRD | 2.51ct | Oval | H | I1 | Ideal
From $5,471
Compare at $5,526
IGI | 2.51ct | Oval | H | SI2 | Ideal
From $5,677
Compare at $5,806
Save 12.3%IGI | 2.52ct | Oval | K | SI2 | Ideal
From $5,710
Compare at $6,508
Save 39.8%GIA | 2.51ct | Oval | L | SI2 | Excellent
From $5,828
Compare at $9,686
IGI | 2.51ct | Oval | I | SI2 | Ideal
From $6,055
Compare at $6,194
IGI | 2.51ct | Oval | I | SI2 | Very Good
From $6,055
Compare at $6,194
IGI | 2.5ct | Oval | K | SI2 | Very Good
From $6,075
Compare at $6,446
Save 16.3%IGI | 2.51ct | Oval | K | VS1 | Very Good
From $6,159
Compare at $7,357
IGI | 2.5ct | Oval | I | SI2 | Very Good
From $6,169
Compare at $6,310
Save 12.3%IGI | 2.5ct | Oval | K | SI2 | Ideal
From $6,328
Compare at $7,216
Save 12.3%IGI | 2.5ct | Oval | I | I1 | Ideal
From $6,352
Compare at $7,243
IGI | 2.51ct | Oval | H | SI2 | Very Good
From $6,380
Compare at $6,525
IGI | 2.51ct | Oval | I | SI2 | Ideal
From $6,483
Compare at $7,020
HRD | 2.5ct | Oval | H | SI2 | Ideal
From $6,489
Compare at $7,030
IGI | 2.5ct | Oval | I | SI2 | Ideal
From $6,684
Compare at $6,775
Save 15.4%IGI | 2.5ct | Oval | K | SI1 | Very Good
From $6,849
Compare at $8,093
Save 21.6%HRD | 2.51ct | Oval | J | SI1 | Excellent
From $6,962
Compare at $8,875
Save 16.8%GIA | 2.5ct | Oval | K | SI2 | Good
From $6,976
Compare at $8,380
IGI | 2.5ct | Oval | H | SI2 | Ideal
From $7,041
Compare at $7,137
IGI | 2.51ct | Oval | H | SI2 | Ideal
From $7,059
Compare at $7,155
Save 13.2%IGI | 2.51ct | Oval | I | SI2 | Very Good
From $7,150
Compare at $8,237
IGI | 2.51ct | Oval | H | SI2 | Ideal
From $7,191
Compare at $7,215
IGI | 2.5ct | Oval | I | SI2 | Very Good
From $7,258
Compare at $7,358
IGI | 2.5ct | Oval | I | SI2 | Very Good
From $7,320
Compare at $7,420
IGI | 2.52ct | Oval | J | SI2 | Ideal
From $7,510
Compare at $7,820
Save 37.8%GIA | 2.5ct | Oval | L | SI1 | Excellent
From $7,589
Compare at $12,193
Save 14.7%IGI | 2.52ct | Oval | J | VS1 | Very Good
From $7,609
Compare at $8,922
Save 21.9%GIA | 2.71ct | Oval | L | SI1 | Ideal
From $7,770
Compare at $9,943
Save 38.7%GIA | 2.51ct | Oval | K | SI2 | Ideal
From $7,781
Compare at $12,697
Save 14.8%IGI | 2.5ct | Oval | K | SI1 | Very Good
From $7,900
Compare at $9,270
Save 38.6%GIA | 2.51ct | Oval | L | VS1 | Very Good
From $7,906
Compare at $12,875
Save 39.2%GIA | 2.5ct | Oval | K | SI2 | Very Good
From $7,960
Compare at $13,094
HRD | 2.5ct | Oval | G | SI2 | Ideal
From $7,964
Compare at $8,230
IGI | 2.51ct | Oval | G | SI2 | Ideal
From $8,010
Compare at $8,120
IGI | 2.51ct | Oval | H | SI2 | Ideal
From $8,038
Compare at $8,147
IGI | 2.51ct | Oval | H | SI2 | Ideal
From $8,065
Compare at $8,175
IGI | 2.51ct | Oval | I | SI1 | Good
From $8,070
Compare at $8,450
Save 39.8%GIA | 2.5ct | Oval | L | VS1 | Very Good
From $8,129
Compare at $13,508
IGI | 2.53ct | Oval | I | SI2 | Ideal
From $8,143
Compare at $8,255
Entry pricing in this benchmark range 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 $67,677 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 $26,499 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 967 comparable stones in the 2.50–2.74 carat benchmark range. Prices start around $1,023 and go up to $68,700.
Based on the latest market data, the average asking price is about $26,644 with a median around $26,499.
The observed spread is roughly $67,677 across tracked listings, which is about 98.5% from highest to lowest offer in the 2.50–2.74 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 $26,644. The median price is $26,499, 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. The exact certified diamond can differ by $67,677 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 the 2.50–2.74 carat Oval diamond benchmark.