1 Carat Heart Lab Grown Diamond Prices Comparison
As of July 2026, 1 carat heart lab grown diamonds usually range from $156 to $2,890, with an average price of $717.In the last month, prices for these diamonds are down 1.2%.Compare 4,776 verified listings across 9 retailers tracked by CaratRadar.
1 Carat Heart Lab Grown Diamond Market Overview
CaratRadar currently tracks 4,776 verified 1-carat heart lab grown diamonds listed across 9 online retailers. Prices in this segment range from $156 to $2,890, with an average asking price of $717 and a median of $615.
The price spread of $2,734 (94.6% 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.
4,776 diamonds tracked in this segment
Price range: $156 to $2,890
Average price: $717
Median price: $615
Available across 9 retailers
Savings potential: up to 94.6%
Price Range Overview
As of Jul 13, 2026Real market range for this carat, shape, and diamond type.
4,776
$156
$717
$615
$2,890
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 68.3%IGI | 1ct | Heart | E | SI1 | Ideal
From $190
Compare at $600
Save 70.2%IGI | 1.06ct | Heart | E | SI1 | Ideal
From $191
Compare at $640
Save 79.4%IGI | 1ct | Heart | F | SI1 | Very Good
From $192
Compare at $930
Save 53.9%IGI | 1.02ct | Heart | E | VS1 | Very Good
From $193
Compare at $419
Save 76.3%IGI | 1.05ct | Heart | J | VS2 | Excellent
From $197
Compare at $832
Save 69.5%IGI | 1.02ct | Heart | E | SI1 | Excellent
From $198
Compare at $650
Save 73.3%IGI | 1.01ct | Heart | D | SI1 | Ideal
From $203
Compare at $760
Save 78.4%IGI | 1ct | Heart | F | SI1 | Excellent
From $203
Compare at $940
Save 68.6%IGI | 1ct | Heart | E | VS2 | Very Good
From $206
Compare at $657
Save 66.1%IGI | 1ct | Heart | D | VS2 | Good
From $206
Compare at $607
Save 68.7%IGI | 1.02ct | Heart | E | VS2 | Excellent
From $207
Compare at $662
Save 78.3%IGI | 1.08ct | Heart | E | VS2 | Very Good
From $207
Compare at $952
Save 77.8%IGI | 1ct | Heart | E | SI1 | Ideal
From $208
Compare at $938
Save 68.7%IGI | 1ct | Heart | D | VS2 | Excellent
From $208
Compare at $664
Save 77.8%IGI | 1ct | Heart | E | SI1 | Very Good
From $208
Compare at $938
Save 79.2%IGI | 1.06ct | Heart | E | VS2 | Ideal
From $208
Compare at $1,000
Save 75.2%IGI | 1.01ct | Heart | E | SI1 | Very Good
From $210
Compare at $846
Save 68.7%IGI | 1.01ct | Heart | D | VS2 | Excellent
From $210
Compare at $671
IGI | 1.04ct | Heart | E | VS1 | Ideal
From $211
Compare at $959
Save 66%IGI | 1ct | Heart | E | VS1 | Good
From $212
Compare at $623
Save 66%IGI | 1ct | Heart | E | VS1 | Very Good
From $212
Compare at $623
Save 68.7%IGI | 1.02ct | Heart | D | VS2 | Ideal
From $212
Compare at $677
Save 77.7%IGI | 1.01ct | Heart | F | VS1 | Ideal
From $212
Compare at $952
Save 68.6%IGI | 1ct | Heart | E | VS1 | Excellent
From $213
Compare at $679
Save 50.9%IGI | 1.03ct | Heart | E | VS2 | Excellent
From $214
Compare at $436
Save 65.9%IGI | 1ct | Heart | D | VS1 | Very Good
From $214
Compare at $628
Save 65.9%IGI | 1ct | Heart | D | VS1 | Good
From $214
Compare at $628
Save 68.6%IGI | 1.05ct | Heart | E | VS2 | Very Good
From $214
Compare at $682
Save 76.8%IGI | 1ct | Heart | E | VS1 | Excellent
From $214
Compare at $922
Save 77.4%IGI | 1.02ct | Heart | D | VS1 | Ideal
From $214
Compare at $949
Save 68.7%IGI | 1ct | Heart | E | VS1 | Very Good
From $215
Compare at $686
Save 65.9%IGI | 1.02ct | Heart | E | VS1 | Very Good
From $216
Compare at $634
Save 62.9%IGI | 1.01ct | Heart | E | VVS2 | Very Good
From $216
Compare at $582
Save 65.9%IGI | 1.01ct | Heart | E | VVS2 | Very Good
From $216
Compare at $634
Save 63%IGI | 1.02ct | Heart | E | VS1 | Very Good
From $216
Compare at $583
Save 77%IGI | 1.09ct | Heart | E | VS2 | Very Good
From $216
Compare at $940
Save 46.4%IGI | 1ct | Heart | E | VS2 | Very Good
From $217
Compare at $405
Save 68.6%IGI | 1.01ct | Heart | G | VVS2 | Excellent
From $217
Compare at $690
Save 72.5%IGI | 1.05ct | Heart | G | VS1 | Excellent
From $217
Compare at $790
Save 68.7%IGI | 1ct | Heart | F | VS1 | Very Good
From $217
Compare at $694
Save 76.4%IGI | 1.08ct | Heart | D | VS2 | Ideal
From $217
Compare at $920
Save 65.9%IGI | 1ct | Heart | D | VVS2 | Very Good
From $218
Compare at $639
Save 65.9%IGI | 1.03ct | Heart | F | VVS2 | Very Good
From $218
Compare at $639
Save 69.3%IGI | 1.02ct | Heart | G | VVS2 | Very Good
From $218
Compare at $710
Save 77.3%IGI | 1.06ct | Heart | G | VS1 | Ideal
From $218
Compare at $961
Save 68.8%IGI | 1.01ct | Heart | D | VS1 | Excellent
From $219
Compare at $701
Save 80%IGI | 1ct | Heart | G | VS1 | Good
From $220
Compare at $1,100
Save 73.8%IGI | 1ct | Heart | F | VVS2 | Ideal
From $220
Compare at $840
Save 76.7%IGI | 1.01ct | Heart | E | VS2 | Ideal
From $220
Compare at $946
Save 70.7%IGI | 1.04ct | Heart | G | VVS2 | Excellent
From $220
Compare at $750
Entry pricing in this category starts around $156.
What to Know When Shopping for 1 Carat Heart Lab Grown Diamonds
- Always compare identical certified diamonds across retailers. Identical certificate numbers can have price differences of $2,734 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 $615 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 4,776 comparable stones in this segment. Prices start around $156 and go up to $2,890.
Based on the latest market data, the average asking price is about $717 with a median around $615.
The observed spread is roughly $2,734 across tracked listings, which is about 94.6% 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 $717. The median price is $615, 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 9 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 $2,734 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 1 carat Heart diamonds.