3 Carat Emerald Lab Grown Diamond Prices Comparison
As of October 2026, 3 carat emerald lab grown diamonds in the 3.00–3.49 carat benchmark range usually range from $315 to $17,479, with an average price of $2,078.In the last month, prices for these diamonds are down 1%.Compare 6,010 verified listings across 16 retailers tracked by CaratRadar.
3 Carat Emerald Lab Grown Diamond Market Overview
CaratRadar currently tracks 6,010 verified 3-carat emerald lab grown diamonds in the 3.00–3.49 carat benchmark range, listed across 16 online retailers. Prices in this segment range from $315 to $17,479, with an average asking price of $2,078 and a median of $1,469.
The price spread of $17,164 (98.2% 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.
6,010 diamonds tracked in the 3.00–3.49 carat benchmark
Price range: $315 to $17,479
Average price: $2,078
Median price: $1,469
Available across 16 retailers
Savings potential: up to 98.2%
Price Range Overview
As of Oct 14, 2026Real market range for this carat, shape, and diamond type.
6,010
$315
$2,078
$1,469
$17,479
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 36.3%IGI | 3ct | Emerald | FANCY | SI2 | Good
From $372
Compare at $584
Save 74%IGI | 3.01ct | Emerald | H | VS1 | Very Good
From $397
Compare at $1,527
Save 74%IGI | 3ct | Emerald | H | VS2 | Ideal
From $398
Compare at $1,532
Save 78.6%IGI | 3.02ct | Emerald | H | VS1 | Very Good
From $399
Compare at $1,864
Save 78.6%IGI | 3.01ct | Emerald | H | VS2 | Very Good
From $400
Compare at $1,869
Save 74%IGI | 3.06ct | Emerald | G | VS1 | Ideal
From $401
Compare at $1,542
Save 74%IGI | 3.06ct | Emerald | G | VS1 | Excellent
From $401
Compare at $1,542
Save 74%IGI | 3.05ct | Emerald | H | SI1 | Very Good
From $402
Compare at $1,546
Save 73.5%IGI | 3.02ct | Emerald | G | VS2 | Good
From $403
Compare at $1,522
Save 78.6%IGI | 3.07ct | Emerald | H | VS2 | Ideal
From $407
Compare at $1,903
Save 78.6%IGI | 3.13ct | Emerald | H | VS1 | Very Good
From $412
Compare at $1,926
Save 73.5%IGI | 3.11ct | Emerald | H | VS2 | Very Good
From $412
Compare at $1,555
Save 37%IGI | 3.01ct | Emerald | FANCY | SI1 | Very Good
From $412
Compare at $654
Save 78.6%IGI | 3.18ct | Emerald | H | VS1 | Very Good
From $418
Compare at $1,954
Save 37.2%IGI | 3ct | Emerald | FANCY | SI1 | Very Good
From $422
Compare at $672
Save 37.2%IGI | 3ct | Emerald | FANCY | SI1 | Good
From $422
Compare at $672
Save 78.6%IGI | 3.2ct | Emerald | H | VS2 | Very Good
From $423
Compare at $1,977
Save 37.2%IGI | 3.01ct | Emerald | FANCY | SI1 | Very Good
From $423
Compare at $674
Save 78.6%IGI | 3ct | Emerald | I | VS1 | Very Good
From $424
Compare at $1,983
Save 62.8%IGI | 3ct | Emerald | F | SI1 | Very Good
From $428
Compare at $1,150
Save 73.5%IGI | 3ct | Emerald | G | VS1 | Very Good
From $428
Compare at $1,616
Save 78.6%IGI | 3ct | Emerald | G | SI1 | Good
From $430
Compare at $2,009
Save 71.7%IGI | 3.02ct | Emerald | E | SI1 | Ideal
From $430
Compare at $1,517
Save 73.6%IGI | 3.03ct | Emerald | G | SI1 | Very Good
From $433
Compare at $1,638
Save 73.5%IGI | 3.07ct | Emerald | I | VS1 | Very Good
From $433
Compare at $1,636
Save 73.7%IGI | 3.05ct | Emerald | G | VVS2 | Ideal
From $437
Compare at $1,663
Save 37.4%IGI | 3.02ct | Emerald | FANCY | SI1 | Very Good
From $442
Compare at $706
Save 70.4%IGI | 3.09ct | Emerald | G | VS1 | Very Good
From $446
Compare at $1,508
Save 73.5%IGI | 3.32ct | Emerald | H | VS2 | Ideal
From $449
Compare at $1,694
Save 73.5%IGI | 3.18ct | Emerald | I | VS2 | Ideal
From $450
Compare at $1,700
Save 73.5%IGI | 3.1ct | Emerald | F | VS1 | Ideal
From $455
Compare at $1,714
Save 69.3%IGI | 3.07ct | Emerald | G | VS1 | Ideal
From $456
Compare at $1,486
Save 73.3%IGI | 3.06ct | Emerald | D | VS2 | Excellent
From $458
Compare at $1,713
Save 37.6%IGI | 3.02ct | Emerald | FANCY | SI1 | Very Good
From $459
Compare at $735
Save 73.5%IGI | 3.02ct | Emerald | F | SI1 | Very Good
From $459
Compare at $1,733
Save 73.6%IGI | 3.04ct | Emerald | G | VS1 | Very Good
From $461
Compare at $1,743
Save 78.6%IGI | 3ct | Emerald | G | VS1 | Ideal
From $461
Compare at $2,159
Save 73.5%IGI | 3.21ct | Emerald | F | VS2 | Ideal
From $463
Compare at $1,749
Save 37.6%IGI | 3.07ct | Emerald | FANCY | SI1 | Very Good
From $466
Compare at $747
Save 73.3%IGI | 3.21ct | Emerald | G | VS1 | Very Good
From $467
Compare at $1,750
Save 78.6%IGI | 3.01ct | Emerald | G | VS1 | Excellent
From $469
Compare at $2,192
Save 78.6%IGI | 3.01ct | Emerald | F | VS1 | Very Good
From $469
Compare at $2,192
Save 73.3%IGI | 3.02ct | Emerald | E | VS2 | Ideal
From $470
Compare at $1,760
Save 73.3%IGI | 3.03ct | Emerald | G | VS1 | Ideal
From $471
Compare at $1,766
Save 73.3%IGI | 3.18ct | Emerald | G | VS2 | Very Good
From $472
Compare at $1,768
Save 32.5%IGI | 3ct | Emerald | E | VS2 | Very Good
From $472
Compare at $699
Save 32.6%IGI | 3.01ct | Emerald | E | SI1 | Ideal
From $473
Compare at $702
Save 32.6%IGI | 3.01ct | Emerald | E | VS2 | Very Good
From $473
Compare at $702
Save 73.3%IGI | 3.05ct | Emerald | G | VS2 | Ideal
From $474
Compare at $1,776
Save 73.3%IGI | 3.09ct | Emerald | G | VS1 | Very Good
From $474
Compare at $1,776
Entry pricing in this benchmark range starts around $315.
What to Know When Shopping for 3 Carat Emerald Lab Grown Diamonds
- Always compare identical certified diamonds across retailers. Identical certificate numbers can have price differences of $17,164 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 $1,469 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.
- Lab-grown diamonds offer excellent value. Ensure the stone comes with a GIA or IGI certificate confirming it is laboratory-grown.
- Check shipping, insurance, and return policies. The lowest sticker price is not always the best deal once you factor in total cost of purchase.
- Emerald cuts show clarity more readily due to their step-cut facets. Consider VS2 or better clarity for this shape.
Frequently Asked Questions
We currently track 6,010 comparable stones in the 3.00–3.49 carat benchmark range. Prices start around $315 and go up to $17,479.
Based on the latest market data, the average asking price is about $2,078 with a median around $1,469.
The observed spread is roughly $17,164 across tracked listings, which is about 98.2% 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 $2,078. The median price is $1,469, 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 16 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 $17,164 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.
Related Price Categories
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Tracking Lab Grown inventory for the 3.00–3.49 carat Emerald diamond benchmark.