4 Carat Emerald Lab Grown Diamond Prices Comparison
As of October 2026, 4 carat emerald lab grown diamonds in the 4.00–4.49 carat benchmark range usually range from $317 to $33,538, with an average price of $2,938.In the last month, prices for these diamonds are down 3%.Compare 5,578 verified listings across 16 retailers tracked by CaratRadar.
4 Carat Emerald Lab Grown Diamond Market Overview
CaratRadar currently tracks 5,578 verified 4-carat emerald lab grown diamonds in the 4.00–4.49 carat benchmark range, listed across 16 online retailers. Prices in this segment range from $317 to $33,538, with an average asking price of $2,938 and a median of $2,036.
The price spread of $33,221 (99.1% 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.
5,578 diamonds tracked in the 4.00–4.49 carat benchmark
Price range: $317 to $33,538
Average price: $2,938
Median price: $2,036
Available across 16 retailers
Savings potential: up to 99.1%
Price Range Overview
As of Oct 14, 2026Real market range for this carat, shape, and diamond type.
5,578
$317
$2,938
$2,036
$33,538
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 73.5%IGI | 4.29ct | Emerald | H | VS1 | Ideal
From $547
Compare at $2,068
Save 73.6%IGI | 4.34ct | Emerald | H | VS1 | Ideal
From $553
Compare at $2,091
Save 17%IGI | 4.1ct | Emerald | F | SI1 | Excellent
From $568
Compare at $685
Save 55.6%IGI | 4.03ct | Emerald | FANCY | SI1 | Good
From $600
Compare at $1,350
Save 68.9%IGI | 4.01ct | Emerald | F | VS1 | Very Good
From $608
Compare at $1,955
Save 68.9%IGI | 4.08ct | Emerald | F | VS1 | Very Good
From $618
Compare at $1,988
Save 73.1%IGI | 4.01ct | Emerald | E | VS1 | Very Good
From $620
Compare at $2,308
Save 79.4%IGI | 4.06ct | Emerald | G | SI1 | Ideal
From $624
Compare at $3,036
Save 73.1%IGI | 4.18ct | Emerald | F | VS2 | Very Good
From $626
Compare at $2,323
Save 73%IGI | 4.05ct | Emerald | F | VS1 | Very Good
From $626
Compare at $2,322
Save 73%IGI | 4.01ct | Emerald | D | VS2 | Very Good
From $628
Compare at $2,328
Save 52.5%IGI | 4ct | Emerald | G | VS2 | Very Good
From $629
Compare at $1,324
Save 56.8%IGI | 4.01ct | Emerald | F | VS2 | Ideal
From $631
Compare at $1,459
Save 73%IGI | 4.01ct | Emerald | G | VS2 | Excellent
From $631
Compare at $2,341
Save 77.4%IGI | 4.02ct | Emerald | G | VS2 | Ideal
From $633
Compare at $2,797
Save 79.6%IGI | 4.02ct | Emerald | F | SI1 | Ideal
From $637
Compare at $3,130
Save 73%IGI | 4.02ct | Emerald | G | VS2 | Very Good
From $637
Compare at $2,361
Save 73%IGI | 4.03ct | Emerald | D | SI1 | Very Good
From $638
Compare at $2,367
Save 73%IGI | 4.03ct | Emerald | H | VS1 | Excellent
From $638
Compare at $2,367
Save 73%IGI | 4.03ct | Emerald | D | VS2 | Very Good
From $638
Compare at $2,367
Save 73%IGI | 4.01ct | Emerald | F | VVS2 | Ideal
From $643
Compare at $2,384
Save 73%IGI | 4.31ct | Emerald | G | VS1 | Excellent
From $648
Compare at $2,402
Save 73.1%IGI | 4.06ct | Emerald | H | VVS2 | Ideal
From $650
Compare at $2,412
Save 70.9%IGI | 4.16ct | Emerald | F | VS1 | Very Good
From $653
Compare at $2,246
Save 73%IGI | 4.03ct | Emerald | F | VVS2 | Ideal
From $653
Compare at $2,422
Save 73%IGI | 4.01ct | Emerald | F | VS1 | Very Good
From $655
Compare at $2,430
Save 78.6%IGI | 4.02ct | Emerald | G | VS2 | Very Good
From $660
Compare at $3,090
Save 32.2%IGI | 4.03ct | Emerald | F | VS1 | Ideal
From $660
Compare at $973
Save 68.9%IGI | 4.15ct | Emerald | G | VS1 | Very Good
From $664
Compare at $2,138
Save 75%IGI | 4.03ct | Emerald | D | VS2 | Fair
From $664
Compare at $2,655
Save 77.2%IGI | 4.01ct | Emerald | FANCY | VS1 | Very Good
From $665
Compare at $2,918
Save 77.2%IGI | 4.01ct | Emerald | FANCY | VS1 | Very Good
From $665
Compare at $2,918
Save 68.9%IGI | 4.01ct | Emerald | D | VS2 | Ideal
From $665
Compare at $2,141
Save 69%IGI | 4.38ct | Emerald | F | VS2 | Excellent
From $666
Compare at $2,145
Save 69%IGI | 4.05ct | Emerald | F | VS1 | Very Good
From $671
Compare at $2,162
Save 63.1%IGI | 4.08ct | Emerald | F | VS2 | Very Good
From $672
Compare at $1,822
Save 77.2%IGI | 4.08ct | Emerald | FANCY | VS1 | Very Good
From $676
Compare at $2,969
Save 68.9%IGI | 4.03ct | Emerald | G | VVS2 | Very Good
From $676
Compare at $2,176
Save 77.2%IGI | 4.29ct | Emerald | FANCY | VS2 | Very Good
From $677
Compare at $2,973
Save 60.6%IGI | 4.04ct | Emerald | E | VS1 | Very Good
From $678
Compare at $1,721
Save 69%IGI | 4.05ct | Emerald | F | VS1 | Very Good
From $679
Compare at $2,187
Save 69%IGI | 4.07ct | Emerald | E | VS1 | Very Good
From $682
Compare at $2,197
Save 70.8%IGI | 4.05ct | Emerald | F | VS1 | Very Good
From $683
Compare at $2,342
Save 68.9%IGI | 4.08ct | Emerald | G | VS1 | Very Good
From $684
Compare at $2,202
Save 64.1%IGI | 4.02ct | Emerald | D | VS1 | Very Good
From $684
Compare at $1,906
Save 58.6%IGI | 4.01ct | Emerald | F | VVS2 | Very Good
From $684
Compare at $1,654
Save 70.5%IGI | 4.31ct | Emerald | F | VVS2 | Excellent
From $685
Compare at $2,324
Save 78.1%IGI | 4.02ct | Emerald | F | VVS2 | Very Good
From $686
Compare at $3,135
Save 68.9%IGI | 4.05ct | Emerald | E | VS1 | Ideal
From $687
Compare at $2,211
Save 43.8%IGI | 4.1ct | Emerald | FANCY | VS2 | Very Good
From $687
Compare at $1,223
Entry pricing in this benchmark range starts around $317.
What to Know When Shopping for 4 Carat Emerald Lab Grown Diamonds
- Always compare identical certified diamonds across retailers. Identical certificate numbers can have price differences of $33,221 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 $2,036 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 5,578 comparable stones in the 4.00–4.49 carat benchmark range. Prices start around $317 and go up to $33,538.
Based on the latest market data, the average asking price is about $2,938 with a median around $2,036.
The observed spread is roughly $33,221 across tracked listings, which is about 99.1% from highest to lowest offer in the 4.00–4.49 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 $2,938. The median price is $2,036, 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 $33,221 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 Lab Grown inventory for the 4.00–4.49 carat Emerald diamond benchmark.