3.5 Carat Heart Lab Grown Diamond Prices Comparison
As of May 2026, 3.5 carat heart lab grown diamonds usually range from $566 to $16,069, with an average price of $2,937.In the last month, prices for these diamonds are down 8.5%.Compare 185 verified listings across 7 retailers tracked by CaratRadar.
3.5 Carat Heart Lab Grown Diamond Market Overview
CaratRadar currently tracks 185 verified 3.5-carat heart lab grown diamonds listed across 7 online retailers. Prices in this segment range from $566 to $16,069, with an average asking price of $2,937 and a median of $2,093.
The price spread of $15,503 (96.5% 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 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.
185 diamonds tracked in this segment
Price range: $566 to $16,069
Average price: $2,937
Median price: $2,093
Available across 7 retailers
Savings potential: up to 96.5%
Price Range Overview
As of May 29, 2026Real market range for this carat, shape, and diamond type.
185
$566
$2,937
$2,093
$16,069
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 65.9%IGI | 3.52ct | Heart | K | VS1 | Ideal
From $566
Compare at $1,660
Save 23.4%IGI | 3.51ct | Heart | F | VS1 | Very Good
From $645
Compare at $842
Save 55.5%IGI | 3.51ct | Heart | G | VS1 | Excellent
From $721
Compare at $1,622
Save 55.8%IGI | 3.53ct | Heart | G | VS1 | Ideal
From $725
Compare at $1,640
Save 70.9%IGI | 3.5ct | Heart | E | VS1 | Excellent
From $727
Compare at $2,500
Save 34.3%IGI | 3.5ct | Heart | G | VS1 | Very Good
From $727
Compare at $1,106
Save 59.8%IGI | 3.57ct | Heart | E | VS2 | Very Good
From $733
Compare at $1,822
Save 60.1%IGI | 3.58ct | Heart | E | VS2 | Very Good
From $734
Compare at $1,841
Save 54.5%IGI | 3.52ct | Heart | G | VS1 | Ideal
From $745
Compare at $1,637
Save 59.6%IGI | 3.58ct | Heart | F | VS1 | Very Good
From $750
Compare at $1,855
Save 62.3%IGI | 3.58ct | Heart | E | VS1 | Very Good
From $750
Compare at $1,989
Save 62.7%IGI | 3.57ct | Heart | F | VVS2 | Very Good
From $751
Compare at $2,013
Save 57.1%IGI | 3.51ct | Heart | E | VS2 | Very Good
From $756
Compare at $1,764
Save 70.4%IGI | 3.58ct | Heart | E | VS1 | Excellent
From $758
Compare at $2,557
Save 70.4%IGI | 3.58ct | Heart | E | VS1 | Excellent
From $758
Compare at $2,557
Save 70.3%IGI | 3.59ct | Heart | E | VS1 | Excellent
From $761
Compare at $2,564
Save 70.3%IGI | 3.59ct | Heart | E | VS1 | Excellent
From $761
Compare at $2,564
Save 69.7%IGI | 3.52ct | Heart | E | VS1 | Ideal
From $762
Compare at $2,514
Save 61.5%IGI | 3.57ct | Heart | E | VS1 | Very Good
From $763
Compare at $1,982
Save 63.6%IGI | 3.54ct | Heart | D | VS2 | Very Good
From $765
Compare at $2,100
Save 66%IGI | 3.5ct | Heart | F | VVS2 | Ideal
From $766
Compare at $2,250
Save 62.8%IGI | 3.51ct | Heart | E | VVS2 | Ideal
From $768
Compare at $2,064
Save 61%IGI | 3.56ct | Heart | E | VS1 | Very Good
From $769
Compare at $1,973
Save 60.3%IGI | 3.55ct | Heart | E | VS1 | Ideal
From $777
Compare at $1,957
Save 69.1%IGI | 3.53ct | Heart | E | VVS2 | Very Good
From $779
Compare at $2,521
Save 68.5%IGI | 3.53ct | Heart | E | VVS2 | Excellent
From $779
Compare at $2,470
Save 62%IGI | 3.5ct | Heart | E | VVS2 | Very Good
From $779
Compare at $2,049
Save 62.3%IGI | 3.51ct | Heart | D | VS2 | Very Good
From $781
Compare at $2,072
Save 59.6%IGI | 3.51ct | Heart | F | VVS2 | Very Good
From $782
Compare at $1,935
Save 56.2%IGI | 3.52ct | Heart | E | VS2 | Very Good
From $784
Compare at $1,789
Save 68.4%IGI | 3.55ct | Heart | E | VVS2 | Excellent
From $784
Compare at $2,484
Save 68.5%IGI | 3.56ct | Heart | E | VVS2 | Excellent
From $786
Compare at $2,492
Save 59.7%IGI | 3.53ct | Heart | E | VS1 | Very Good
From $788
Compare at $1,957
Save 69.1%IGI | 3.57ct | Heart | E | VVS2 | Ideal
From $788
Compare at $2,549
Save 69.1%IGI | 3.59ct | Heart | E | VVS2 | Very Good
From $792
Compare at $2,564
Save 69.1%IGI | 3.59ct | Heart | E | VVS2 | Ideal
From $792
Compare at $2,564
Save 69%IGI | 3.6ct | Heart | E | VVS2 | Excellent
From $796
Compare at $2,571
Save 61.3%IGI | 3.51ct | Heart | E | VVS2 | Very Good
From $796
Compare at $2,059
Save 57.5%IGI | 3.59ct | Heart | F | VS1 | Very Good
From $798
Compare at $1,876
Save 59%IGI | 3.52ct | Heart | F | VVS2 | Very Good
From $799
Compare at $1,948
Save 61%IGI | 3.51ct | Heart | E | VVS2 | Very Good
From $804
Compare at $2,060
Save 67.9%IGI | 3.53ct | Heart | E | VVS2 | Excellent
From $808
Compare at $2,521
Save 72.5%IGI | 3.54ct | Heart | D | VS1 | Ideal
From $811
Compare at $2,950
Save 59.6%IGI | 3.58ct | Heart | F | VVS2 | Excellent
From $812
Compare at $2,011
Save 44.6%IGI | 3.6ct | Heart | G | VVS2 | Ideal
From $813
Compare at $1,467
IGI | 3.51ct | Heart | F | VVS2 | Ideal
From $815
Compare at $2,189
Save 54.4%IGI | 3.5ct | Heart | F | VS1 | Excellent
From $816
Compare at $1,789
Save 67.3%IGI | 3.57ct | Heart | E | VVS2 | Excellent
From $816
Compare at $2,498
Save 61.7%IGI | 3.58ct | Heart | E | VVS2 | Very Good
From $819
Compare at $2,139
Save 61.7%IGI | 3.58ct | Heart | E | VVS2 | Very Good
From $819
Compare at $2,139
Entry pricing in this category starts around $566.
What to Know When Shopping for 3.5 Carat Heart Lab Grown Diamonds
- Always compare identical certified diamonds across retailers. Identical certificate numbers can have price differences of $15,503 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 $2,093 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.
- Heart-shaped diamonds require excellent symmetry to look balanced. Aim for carat weights above 0.5 where the shape is clearly visible.
Frequently Asked Questions
We currently track 185 comparable stones in this segment. Prices start around $566 and go up to $16,069.
Based on the latest market data, the average asking price is about $2,937 with a median around $2,093.
The observed spread is roughly $15,503 across tracked listings, which is about 96.5% 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 $2,937. The median price is $2,093, 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 7 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 $15,503 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 3.5 carat Heart diamonds.