3.8 Carat Heart Lab Grown Diamond Prices Comparison
As of April 2026, 3.8 carat heart lab grown diamonds usually range from $720 to $17,329, with an average price of $3,591.In the last month, prices for these diamonds are up 0.5%.Compare 97 verified listings across 7 retailers tracked by CaratRadar.
3.8 Carat Heart Lab Grown Diamond Market Overview
CaratRadar currently tracks 97 verified 3.8-carat heart lab grown diamonds listed across 7 online retailers. Prices in this segment range from $720 to $17,329, with an average asking price of $3,591 and a median of $2,577.
The price spread of $16,609 (95.8% 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.
97 diamonds tracked in this segment
Price range: $720 to $17,329
Average price: $3,591
Median price: $2,577
Available across 7 retailers
Savings potential: up to 95.8%
Price Range Overview
As of Apr 14, 2026Real market range for this carat, shape, and diamond type.
97
$720
$3,591
$2,577
$17,329
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 69.5%GIA | 3.8ct | Heart | F | VVS1 | Ideal
From $7,186
Compare at $23,550
Save 79.5%IGI | 3.8ct | Heart | D | VS1 | Very Good
From $1,232
Compare at $6,020
Save 75.5%IGI | 3.8ct | Heart | F | VVS2 | Ideal
From $1,375
Compare at $5,620
Save 68%IGI | 3.8ct | Heart | E | VS1 | Ideal
From $1,045
Compare at $3,265
Save 75.6%IGI | 3.8ct | Heart | F | VVS2 | Ideal
From $1,363
Compare at $5,580
Save 73.4%IGI | 3.8ct | Heart | E | VVS2 | Ideal
From $1,111
Compare at $4,180
Save 55.3%IGI | 3.8ct | Heart | F | VS1 | Excellent
From $2,071
Compare at $4,630
Save 79.6%IGI | 3.8ct | Heart | D | VS1 | Ideal
From $1,293
Compare at $6,350
Save 63.3%IGI | 3.8ct | Heart | D | VS1 | Excellent
From $2,071
Compare at $5,650
Save 29.7%IGI | 3.8ct | Heart | D | VVS2 | Ideal
From $7,400
Compare at $10,530
Save 79.9%IGI | 3.8ct | Heart | E | VVS2 | Very Good
From $1,270
Compare at $6,330
Save 52%IGI | 3.8ct | Heart | D | VVS2 | Very Good
From $2,205
Compare at $4,595
Save 75.9%IGI | 3.8ct | Heart | E | VVS1 | Ideal
From $2,549
Compare at $10,590
Save 71.8%IGI | 3.8ct | Heart | D | VVS1 | Ideal
From $3,497
Compare at $12,380
Save 77%IGI | 3.8ct | Heart | F | VVS2 | Excellent
From $1,219
Compare at $5,300
Save 63.1%IGI | 3.8ct | Heart | D | FL | Excellent
From $19,303
Compare at $52,260
Save 77.8%IGI | 3.8ct | Heart | E | VVS2 | Very Good
From $1,256
Compare at $5,670
Save 76.7%IGI | 3.81ct | Heart | D | IF | Ideal
From $7,784
Compare at $33,470
Save 40.5%IGI | 3.81ct | Heart | E | VS1 | Ideal
From $1,652
Compare at $2,775
Save 75.5%IGI | 3.81ct | Heart | F | VVS2 | Ideal
From $1,367
Compare at $5,590
Save 75.8%IGI | 3.81ct | Heart | D | VS2 | Ideal
From $1,174
Compare at $4,840
Save 73.4%IGI | 3.81ct | Heart | E | VVS2 | Ideal
From $1,114
Compare at $4,190
Save 80.9%IGI | 3.81ct | Heart | E | VS1 | Ideal
From $1,034
Compare at $5,410
Save 82%IGI | 3.81ct | Heart | E | VS1 | Ideal
From $1,034
Compare at $5,740
Save 76.5%IGI | 3.81ct | Heart | F | VVS2 | Excellent
From $1,174
Compare at $5,000
Save 81.8%IGI | 3.81ct | Heart | D | VS1 | Excellent
From $1,222
Compare at $6,710
Save 80.8%IGI | 3.81ct | Heart | E | VS1 | Excellent
From $1,103
Compare at $5,740
Save 79.7%IGI | 3.81ct | Heart | E | VVS2 | Very Good
From $1,356
Compare at $6,690
Save 86.6%IGI | 3.81ct | Heart | E | VS1 | Very Good
From $1,174
Compare at $8,740
Save 15.2%IGI | 3.82ct | Heart | D | VVS2 | Excellent
From $4,620
Compare at $5,450
Save 15.2%IGI | 3.82ct | Heart | D | VVS2 | Ideal
From $4,620
Compare at $5,450
Save 73.4%IGI | 3.82ct | Heart | E | VVS2 | Ideal
From $1,117
Compare at $4,200
Save 82.9%IGI | 3.82ct | Heart | E | VS1 | Ideal
From $1,037
Compare at $6,060
IGI | 3.82ct | Heart | E | VS1 | Very Good
From $1,977
Compare at $1,980
Save 73%IGI | 3.82ct | Heart | D | VVS1 | Very Good
From $3,359
Compare at $12,430
Save 74.2%IGI | 3.82ct | Heart | D | IF | Very Good
From $7,122
Compare at $27,651
Save 69.8%GIA | 3.83ct | Heart | F | VS1 | Excellent
From $3,293
Compare at $10,890
Save 78.3%IGI | 3.83ct | Heart | G | VS2 | Ideal
From $1,304
Compare at $6,020
Save 15.4%IGI | 3.83ct | Heart | D | VVS2 | Excellent
From $4,630
Compare at $5,470
Save 77.2%IGI | 3.83ct | Heart | E | VVS2 | Ideal
From $1,902
Compare at $8,360
Save 74.2%IGI | 3.83ct | Heart | D | VVS1 | Ideal
From $4,964
Compare at $19,250
Save 58.3%IGI | 3.83ct | Heart | D | VS1 | Ideal
From $880
Compare at $2,112
Save 75.6%IGI | 3.83ct | Heart | E | VVS2 | Ideal
From $1,386
Compare at $5,670
Save 84.6%IGI | 3.83ct | Heart | E | VS1 | Ideal
From $1,040
Compare at $6,730
Save 83.8%IGI | 3.83ct | Heart | E | VS1 | Ideal
From $1,040
Compare at $6,400
Save 75.6%IGI | 3.83ct | Heart | F | VVS2 | Ideal
From $1,374
Compare at $5,620
Save 75.6%IGI | 3.83ct | Heart | E | VS1 | Ideal
From $1,245
Compare at $5,110
Save 80.5%IGI | 3.83ct | Heart | E | VVS2 | Very Good
From $1,180
Compare at $6,050
Save 69.2%IGI | 3.84ct | Heart | E | VS1 | Ideal
From $1,016
Compare at $3,300
Save 69.5%IGI | 3.84ct | Heart | F | VS2 | Very Good
From $2,016
Compare at $6,610
Entry pricing in this category starts around $720.
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 $16,609 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 $2,577 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 97 comparable stones in this segment. Prices start around $720 and go up to $17,329.
Based on the latest market data, the average asking price is about $3,591 with a median around $2,577.
The observed spread is roughly $16,609 across tracked listings, which is about 95.8% 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 $2,577, 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 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 $16,609 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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