3.8 Carat Heart Lab Grown Diamond Prices Comparison
As of February 2026, 3.8 carat heart lab grown diamonds usually range from $814 to $12,094, with an average price of $1,765.In the last month, prices for these diamonds are down 0.4%.Compare 124 verified listings across 6 retailers tracked by CaratRadar.
3.8 Carat Heart Lab Grown Diamond Market Overview
CaratRadar currently tracks 124 verified 3.8-carat heart lab grown diamonds listed across 6 online retailers. Prices in this segment range from $814 to $12,094, with an average asking price of $1,765 and a median of $1,104.
The price spread of $11,280 (93.3% 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.
124 diamonds tracked in this segment
Price range: $814 to $12,094
Average price: $1,765
Median price: $1,104
Available across 6 retailers
Savings potential: up to 93.3%
Price Range Overview
As of Feb 27, 2026Real market range for this carat, shape, and diamond type.
124
$814
$1,765
$1,104
$12,094
Price History
Price Comparison Matrix
Live Listings
See all listingsCompare current retailer offers for this exact segment and open any listing for full details.
IGISave 81.8%3.75ct | Heart | E | VS1 | Ideal
From $1,024
Compare at $5,620
IGISave 79.2%3.75ct | Heart | I | VS1 | Ideal
From $941
Compare at $4,535
IGISave 50.1%3.75ct | Heart | D | VS1 | Excellent
From $2,609
Compare at $5,230
IGISave 88.5%3.75ct | Heart | D | VVS2 | Very Good
From $1,201
Compare at $10,440
IGISave 78.6%3.75ct | Heart | F | VS2 | Ideal
From $1,383
Compare at $6,460
IGISave 50.1%3.75ct | Heart | D | VS2 | Excellent
From $2,360
Compare at $4,730
IGISave 74%3.75ct | Heart | E | VS1 | Ideal
From $837
Compare at $3,225
IGISave 89.9%3.75ct | Heart | E | VS1 | Very Good
From $946
Compare at $9,380
GIASave 70.2%3.75ct | Heart | D | VVS2 | Excellent
From $3,636
Compare at $12,220
IGISave 51.9%3.76ct | Heart | FANCY | VVS2 | Very Good
From $2,549
Compare at $5,294
IGISave 90.5%3.76ct | Heart | E | VS1 | Excellent
From $894
Compare at $9,390
IGISave 75.7%3.76ct | Heart | D | VVS2 | Ideal
From $1,105
Compare at $4,545
IGISave 89.8%3.76ct | Heart | E | VS1 | Excellent
From $961
Compare at $9,390
GIASave 72%3.76ct | Heart | F | VVS2 | Excellent
From $2,651
Compare at $9,460
IGISave 83%3.76ct | Heart | E | VVS2 | Ideal
From $947
Compare at $5,570
IGISave 85.8%3.76ct | Heart | F | VS1 | Excellent
From $1,341
Compare at $9,470
IGISave 81.5%3.76ct | Heart | E | VS1 | Ideal
From $1,219
Compare at $6,580
IGISave 84.6%3.77ct | Heart | F | VVS2 | Excellent
From $1,233
Compare at $8,005
IGISave 69.2%3.77ct | Heart | D | VS1 | Very Good
From $1,138
Compare at $3,690
IGISave 84%3.77ct | Heart | F | VS2 | Ideal
From $1,054
Compare at $6,570
IGISave 86.1%3.77ct | Heart | E | VVS2 | Excellent
From $1,514
Compare at $10,920
IGISave 90.4%3.77ct | Heart | E | VS1 | Ideal
From $833
Compare at $8,645
GIASave 82.9%3.77ct | Heart | D | VVS1 | Ideal
From $5,080
Compare at $29,700
IGISave 73.7%3.77ct | Heart | E | VVS2 | Ideal
From $1,090
Compare at $4,145
IGISave 71.7%3.78ct | Heart | D | VS1 | Ideal
From $1,092
Compare at $3,855
IGISave 87.4%3.78ct | Heart | F | VS1 | Ideal
From $939
Compare at $7,430
IGISave 50.1%3.78ct | Heart | D | VVS2 | Excellent
From $2,838
Compare at $5,690
IGISave 50.1%3.78ct | Heart | D | VVS2 | Excellent
From $2,838
Compare at $5,690
IGISave 74.8%3.78ct | Heart | E | VS1 | Ideal
From $820
Compare at $3,250
IGISave 88.5%3.78ct | Heart | D | VVS2 | Ideal
From $1,209
Compare at $10,520
IGISave 86.4%3.78ct | Heart | E | VVS2 | Ideal
From $1,243
Compare at $9,120
IGISave 90.1%3.78ct | Heart | E | VVS2 | Ideal
From $903
Compare at $9,105
IGISave 89%3.78ct | Heart | F | VS1 | Ideal
From $820
Compare at $7,475
IGISave 85.2%3.78ct | Heart | D | VVS2 | Ideal
From $1,553
Compare at $10,470
IGISave 80.1%3.78ct | Heart | E | VS1 | Excellent
From $1,380
Compare at $6,930
IGISave 88.8%3.78ct | Heart | F | VVS2 | Excellent
From $1,001
Compare at $8,940
IGISave 50.1%3.78ct | Heart | D | VS1 | Excellent
From $2,629
Compare at $5,270
GIASave 75.3%3.79ct | Heart | F | VS1 | Excellent
From $2,182
Compare at $8,850
IGISave 87.4%3.79ct | Heart | F | VS1 | Ideal
From $941
Compare at $7,450
IGISave 74%3.79ct | Heart | E | VVS2 | Ideal
From $1,082
Compare at $4,165
IGISave 87.9%3.79ct | Heart | D | VS1 | Very Good
From $1,112
Compare at $9,180
IGISave 54%3.79ct | Heart | FANCY | VVS2 | Very Good
From $3,945
Compare at $8,579
IGISave 90.4%3.79ct | Heart | E | VS1 | Ideal
From $836
Compare at $8,695
IGISave 50.1%3.79ct | Heart | E | VS1 | Excellent
From $2,427
Compare at $4,860
IGISave 89.1%3.79ct | Heart | F | VS1 | Ideal
From $814
Compare at $7,495
IGISave 73.7%3.79ct | Heart | E | VVS2 | Ideal
From $1,095
Compare at $4,165
IGISave 86%3.79ct | Heart | E | VVS2 | Excellent
From $1,280
Compare at $9,120
IGISave 50.2%3.79ct | Heart | D | VVS2 | Excellent
From $2,846
Compare at $5,710
IGISave 50.1%3.79ct | Heart | D | VS2 | Excellent
From $2,384
Compare at $4,780
IGISave 56.1%3.8ct | Heart | D | FL | Excellent
From $12,094
Compare at $27,532
Entry pricing in this category starts around $814.
What to Know When Shopping for 3.8 Carat Heart Lab Grown Diamonds
- Always compare identical certified diamonds across retailers. Identical certificate numbers can have price differences of $11,280 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 $1,104 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 124 comparable stones in this segment. Prices start around $814 and go up to $12,094.
Based on the latest market data, the average asking price is about $1,765 with a median around $1,104.
The observed spread is roughly $11,280 across tracked listings, which is about 93.3% from highest to lowest offer in this bucket.
We refresh pricing data daily so these pages stay current with market changes.
Based on our data, the median price is $1,104, which represents the midpoint of the market. Anything below this figure from a reputable retailer is a solid deal.
We currently track this stone category across 6 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 $11,280 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 3.8 carat Heart diamonds.