4.9 Carat Heart Lab Grown Diamond Prices Comparison
As of February 2026, 4.9 carat heart lab grown diamonds usually range from $903 to $17,329, with an average price of $1,767.In the last month, prices for these diamonds are down 0.3%.Compare 55 verified listings across 4 retailers tracked by CaratRadar.
4.9 Carat Heart Lab Grown Diamond Market Overview
CaratRadar currently tracks 55 verified 4.9-carat heart lab grown diamonds listed across 4 online retailers. Prices in this segment range from $903 to $17,329, with an average asking price of $1,767 and a median of $1,337.
The price spread of $16,426 (94.8% 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.
55 diamonds tracked in this segment
Price range: $903 to $17,329
Average price: $1,767
Median price: $1,337
Available across 4 retailers
Savings potential: up to 94.8%
Price Range Overview
As of Feb 28, 2026Real market range for this carat, shape, and diamond type.
55
$903
$1,767
$1,337
$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.
IGISave 76%4.85ct | Heart | D | VVS2 | Excellent
From $1,469
Compare at $6,110
IGISave 70.1%4.85ct | Heart | E | VS1 | Excellent
From $1,246
Compare at $4,170
IGISave 90.7%4.85ct | Heart | E | VVS2 | Ideal
From $1,099
Compare at $11,840
IGISave 68.4%4.85ct | Heart | E | VS2 | Ideal
From $1,242
Compare at $3,925
IGISave 74.3%4.85ct | Heart | E | VVS2 | Excellent
From $1,320
Compare at $5,140
IGISave 70.1%4.86ct | Heart | E | VS1 | Very Good
From $1,249
Compare at $4,175
IGISave 69.7%4.86ct | Heart | E | VS1 | Excellent
From $1,264
Compare at $4,175
IGISave 88.8%4.86ct | Heart | E | VVS2 | Excellent
From $1,323
Compare at $11,860
IGISave 51%4.86ct | Heart | E | VVS2 | Excellent
From $3,432
Compare at $7,010
IGISave 75%4.87ct | Heart | E | VVS2 | Excellent
From $1,341
Compare at $5,355
IGISave 88.8%4.87ct | Heart | E | VVS2 | Ideal
From $1,326
Compare at $11,890
IGISave 63%4.87ct | Heart | E | VVS2 | Very Good
From $1,242
Compare at $3,357
IGISave 88.8%4.87ct | Heart | E | VVS2 | Ideal
From $1,326
Compare at $11,840
IGISave 84.6%4.88ct | Heart | F | VS1 | Ideal
From $1,871
Compare at $12,120
IGISave 50.8%4.88ct | Heart | D | IF | Very Good
From $17,329
Compare at $35,217
IGISave 67.9%4.88ct | Heart | F | VS1 | Ideal
From $1,239
Compare at $3,855
IGISave 90.8%4.88ct | Heart | E | VVS2 | Ideal
From $1,104
Compare at $11,940
IGISave 79.4%4.88ct | Heart | E | VVS2 | Ideal
From $1,104
Compare at $5,365
IGISave 57.6%4.89ct | Heart | F | VVS2 | Very Good
From $2,699
Compare at $6,367
IGISave 87.1%4.89ct | Heart | F | VVS2 | Ideal
From $1,372
Compare at $10,630
IGISave 87.1%4.89ct | Heart | F | VS1 | Ideal
From $1,256
Compare at $9,760
IGISave 71.5%4.89ct | Heart | E | VS1 | Ideal
From $2,584
Compare at $9,050
IGISave 82.6%4.9ct | Heart | E | VVS2 | Ideal
From $2,069
Compare at $11,910
IGISave 53.9%4.9ct | Heart | E | VVS2 | Ideal
From $3,256
Compare at $7,060
IGISave 90.8%4.9ct | Heart | E | VS1 | Excellent
From $1,088
Compare at $11,870
IGISave 89.3%4.9ct | Heart | F | VS2 | Ideal
From $903
Compare at $8,470
IGISave 88.7%4.9ct | Heart | D | VS1 | Ideal
From $1,374
Compare at $12,210
IGISave 69.2%4.91ct | Heart | E | VS2 | Ideal
From $1,225
Compare at $3,975
IGISave 88.8%4.91ct | Heart | E | VVS2 | Ideal
From $1,346
Compare at $11,990
IGISave 90.8%4.91ct | Heart | E | VVS2 | Ideal
From $1,109
Compare at $12,020
IGISave 44.1%4.91ct | Heart | H | VS1 | Ideal
From $1,871
Compare at $3,345
IGISave 83.1%4.91ct | Heart | D | VS1 | Excellent
From $1,649
Compare at $9,750
IGISave 88.9%4.91ct | Heart | E | VVS2 | Ideal
From $1,337
Compare at $11,990
IGISave 88.6%4.91ct | Heart | D | VS1 | Excellent
From $1,397
Compare at $12,240
IGISave 87.9%4.91ct | Heart | F | VVS2 | Ideal
From $1,291
Compare at $10,670
IGISave 74%4.91ct | Heart | E | VVS2 | Very Good
From $1,352
Compare at $5,200
IGISave 88.9%4.91ct | Heart | E | VVS2 | Ideal
From $1,337
Compare at $11,990
IGISave 88.9%4.91ct | Heart | E | VS2 | Ideal
From $1,050
Compare at $9,460
IGISave 85.1%4.92ct | Heart | F | VS2 | Ideal
From $1,264
Compare at $8,510
IGISave 89.8%4.92ct | Heart | D | VVS2 | Very Good
From $1,435
Compare at $14,130
IGISave 88.8%4.92ct | Heart | E | VVS2 | Ideal
From $1,339
Compare at $12,010
IGISave 53.9%4.93ct | Heart | E | VVS2 | Ideal
From $3,275
Compare at $7,100
IGISave 68.7%4.93ct | Heart | E | VS1 | Excellent
From $1,282
Compare at $4,090
IGISave 89.3%4.93ct | Heart | D | VVS2 | Ideal
From $1,510
Compare at $14,160
IGISave 90.1%4.93ct | Heart | F | VVS2 | Ideal
From $1,063
Compare at $10,710
IGISave 88.9%4.93ct | Heart | E | VVS2 | Excellent
From $1,342
Compare at $12,040
IGISave 56%4.94ct | Heart | E | VS1 | Very Good
From $1,496
Compare at $3,397
IGISave 75%4.94ct | Heart | E | VVS2 | Ideal
From $1,360
Compare at $5,430
IGISave 89.6%4.94ct | Heart | D | VVS2 | Ideal
From $1,484
Compare at $14,220
IGISave 90.8%4.94ct | Heart | E | VVS2 | Ideal
From $1,114
Compare at $12,090
Entry pricing in this category starts around $903.
What to Know When Shopping for 4.9 Carat Heart Lab Grown Diamonds
- Always compare identical certified diamonds across retailers. Identical certificate numbers can have price differences of $16,426 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 $1,337 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 55 comparable stones in this segment. Prices start around $903 and go up to $17,329.
Based on the latest market data, the average asking price is about $1,767 with a median around $1,337.
The observed spread is roughly $16,426 across tracked listings, which is about 94.8% 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 $1,337, 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 4 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 $16,426 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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