3 Carat Oval Natural Diamond Prices Comparison
As of October 2026, 3 carat oval natural diamonds in the 3.00–3.49 carat benchmark range usually range from $883 to $179,868, with an average price of $39,239.In the last month, prices for these diamonds are down 0.6%.Compare 1,261 verified listings across 12 retailers tracked by CaratRadar.
3 Carat Oval Natural Diamond Market Overview
CaratRadar currently tracks 1,261 verified 3-carat oval natural diamonds in the 3.00–3.49 carat benchmark range, listed across 12 online retailers. Prices in this segment range from $883 to $179,868, with an average asking price of $39,239 and a median of $38,932.
The price spread of $178,986 (99.5% 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.
1,261 diamonds tracked in the 3.00–3.49 carat benchmark
Price range: $883 to $179,868
Average price: $39,239
Median price: $38,932
Available across 12 retailers
Savings potential: up to 99.5%
Price Range Overview
As of Oct 13, 2026Real market range for this carat, shape, and diamond type.
1,261
$883
$39,239
$38,932
$179,868
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 13.1%HRD | 3.01ct | Oval | G | I1 | Ideal
From $5,741
Compare at $6,605
Save 13.1%HRD | 3.03ct | Oval | G | I1 | Ideal
From $5,780
Compare at $6,648
IGI | 3ct | Oval | K | SI2 | Ideal
From $6,859
Compare at $6,953
Save 11.4%GIA | 3ct | Oval | L | SI2 | Ideal
From $7,010
Compare at $7,911
Save 25.1%GIA | 3ct | Oval | M | SI2 | Ideal
From $7,225
Compare at $9,645
Save 15.5%IGI | 3.01ct | Oval | K | SI1 | Ideal
From $7,380
Compare at $8,735
Save 16.8%GIA | 3.02ct | Oval | L | SI1 | Good
From $7,811
Compare at $9,385
HRD | 3.01ct | Oval | I | SI2 | Ideal
From $7,915
Compare at $8,024
Save 14.8%IGI | 3.03ct | Oval | K | SI1 | Very Good
From $8,005
Compare at $9,396
IGI | 3.01ct | Oval | K | SI2 | Ideal
From $8,014
Compare at $8,124
Save 17.3%IGI | 3.01ct | Oval | K | SI2 | Very Good
From $8,050
Compare at $9,737
IGI | 3.13ct | Oval | I | I1 | Ideal
From $8,170
Compare at $8,561
Save 20.4%IGI | 3.04ct | Oval | K | SI2 | Excellent
From $8,301
Compare at $10,433
Save 13.6%IGI | 3.02ct | Oval | D | I1 | Very Good
From $8,465
Compare at $9,797
Save 13%IGI | 3.02ct | Oval | J | SI1 | Very Good
From $8,805
Compare at $10,116
Save 13.3%IGI | 3.02ct | Oval | L | VS2 | Very Good
From $8,854
Compare at $10,213
Save 14.5%IGI | 3.01ct | Oval | K | SI1 | Very Good
From $9,220
Compare at $10,786
Save 10.1%HRD | 3ct | Oval | K | VS2 | Excellent
From $9,306
Compare at $10,351
HRD | 3.01ct | Oval | H | I1 | Ideal
From $9,354
Compare at $10,049
IGI | 3.04ct | Oval | K | SI1 | Ideal
From $9,575
Compare at $10,492
Save 14.6%IGI | 3.2ct | Oval | K | SI1 | Very Good
From $9,648
Compare at $11,294
Save 13.5%IGI | 3.31ct | Oval | L | VS2 | Very Good
From $9,686
Compare at $11,194
IGI | 3.01ct | Oval | H | SI2 | Very Good
From $9,751
Compare at $9,796
IGI | 3.01ct | Oval | I | SI2 | Ideal
From $9,982
Compare at $10,166
Save 13.4%GIA | 3.03ct | Oval | L | SI2 | Excellent
From $10,153
Compare at $11,730
IGI | 3ct | Oval | K | SI1 | Ideal
From $10,153
Compare at $10,363
IGI | 3.01ct | Oval | I | SI2 | Very Good
From $10,216
Compare at $10,405
GIA | 3.01ct | Oval | L | SI2 | Excellent
From $10,223
Compare at $11,170
IGI | 3.01ct | Oval | I | SI2 | Ideal
From $10,445
Compare at $10,750
Save 10.4%GIA | 3.01ct | Oval | L | SI2 | Excellent
From $10,446
Compare at $11,660
Save 21.5%GIA | 3.01ct | Oval | G | I1 | Ideal
From $10,457
Compare at $13,315
Save 17.5%GIA | 3ct | Oval | L | SI1 | Good
From $10,538
Compare at $12,777
Save 13.8%IGI | 3.01ct | Oval | K | SI1 | Very Good
From $10,558
Compare at $12,247
Save 20.1%HRD | 3.01ct | Oval | K | SI1 | Excellent
From $10,751
Compare at $13,449
Save 21.8%GIA | 3.02ct | Oval | L | SI2 | Excellent
From $10,758
Compare at $13,761
IGI | 3.01ct | Oval | H | SI2 | Ideal
From $10,824
Compare at $11,025
Save 20.9%GIA | 3.01ct | Oval | L | SI2 | Very Good
From $10,846
Compare at $13,716
IGI | 3.36ct | Oval | H | SI2 | Ideal
From $10,870
Compare at $11,072
HRD | 3.01ct | Oval | F | I1 | Ideal
From $10,928
Compare at $11,069
IGI | 3.01ct | Oval | I | SI2 | Ideal
From $11,069
Compare at $11,274
HRD | 3.01ct | Oval | H | SI2 | Ideal
From $11,240
Compare at $12,383
IGI | 3.01ct | Oval | H | SI2 | Ideal
From $11,272
Compare at $11,481
Save 17.2%IGI | 3.02ct | Oval | J | SI2 | Very Good
From $11,290
Compare at $13,634
Save 12%IGI | 3.2ct | Oval | L | VS2 | Ideal
From $11,521
Compare at $13,088
Save 12%IGI | 3.02ct | Oval | J | SI2 | Very Good
From $11,568
Compare at $13,140
Save 13.9%IGI | 3.01ct | Oval | K | VS2 | Ideal
From $11,801
Compare at $13,707
Save 17.5%HRD | 3.02ct | Oval | J | SI2 | Ideal
From $11,859
Compare at $14,379
Save 13%GIA | 3.01ct | Oval | K | SI1 | Good
From $11,860
Compare at $13,628
Save 17.4%GIA | 3.01ct | Oval | K | SI2 | Very Good
From $11,889
Compare at $14,400
IGI | 3.01ct | Oval | H | SI2 | Very Good
From $11,906
Compare at $12,126
Entry pricing in this benchmark range starts around $883.
What to Know When Shopping for 3 Carat Oval Natural Diamonds
- Always compare identical certified diamonds across retailers. Identical certificate numbers can have price differences of $178,986 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 $38,932 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 1,261 comparable stones in the 3.00–3.49 carat benchmark range. Prices start around $883 and go up to $179,868.
Based on the latest market data, the average asking price is about $39,239 with a median around $38,932.
The observed spread is roughly $178,986 across tracked listings, which is about 99.5% from highest to lowest offer in the 3.00–3.49 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 $39,239. The median price is $38,932, 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 12 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 $178,986 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 3.00–3.49 carat Oval diamond benchmark.