2.1 Carat Round Lab Grown Diamond Prices Comparison
As of February 2026, 2.1 carat round lab grown diamonds usually range from $508 to $10,140, with an average price of $1,087.In the last month, prices for these diamonds are down 3.7%.Compare 23,962 verified listings across 13 retailers tracked by CaratRadar.
2.1 Carat Round Lab Grown Diamond Market Overview
CaratRadar currently tracks 23,962 verified 2.1-carat round lab grown diamonds listed across 13 online retailers. Prices in this segment range from $508 to $10,140, with an average asking price of $1,087 and a median of $872.
The price spread of $9,632 (95.0% 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.
23,962 diamonds tracked in this segment
Price range: $508 to $10,140
Average price: $1,087
Median price: $872
Available across 13 retailers
Savings potential: up to 95.0%
Price Range Overview
As of Feb 28, 2026Real market range for this carat, shape, and diamond type.
23,962
$508
$1,087
$872
$10,140
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 66.4%2.05ct | Round | I | VS1 | Ideal
From $3,740
Compare at $11,122
IGISave 66.4%2.05ct | Round | I | VS1 | Ideal
From $3,740
Compare at $11,122
IGISave 66.4%2.05ct | Round | I | VS1 | Ideal
From $3,740
Compare at $11,122
IGISave 65.1%2.05ct | Round | I | SI2 | Ideal
From $3,060
Compare at $8,777
IGISave 58.1%2.05ct | Round | G | VS1 | Ideal
From $5,280
Compare at $12,604
IGISave 69.3%2.05ct | Round | J | VS1 | Ideal
From $756
Compare at $2,464
IGISave 45.1%2.05ct | Round | I | VVS2 | Very Good
From $1,401
Compare at $2,554
IGISave 69.3%2.05ct | Round | J | VS1 | Ideal
From $756
Compare at $2,464
IGISave 50%2.05ct | Round | I | VS1 | Ideal
From $1,228
Compare at $2,456
IGISave 50%2.05ct | Round | J | SI1 | Excellent
From $1,189
Compare at $2,379
IGISave 69.3%2.05ct | Round | J | VS1 | Ideal
From $756
Compare at $2,464
IGISave 50%2.05ct | Round | I | VS1 | Excellent
From $1,228
Compare at $2,456
IGISave 50%2.05ct | Round | J | VS1 | Ideal
From $1,192
Compare at $2,384
IGISave 50%2.05ct | Round | J | VS1 | Ideal
From $1,192
Compare at $2,384
IGISave 50%2.05ct | Round | J | VS1 | Excellent
From $1,192
Compare at $2,384
IGISave 50%2.05ct | Round | I | VS1 | Excellent
From $1,228
Compare at $2,456
IGISave 45.1%2.05ct | Round | I | VS2 | Ideal
From $1,399
Compare at $2,550
IGISave 69.3%2.05ct | Round | J | VS1 | Ideal
From $756
Compare at $2,464
IGISave 69.6%2.05ct | Round | I | VS1 | Ideal
From $776
Compare at $2,550
IGISave 58.1%2.05ct | Round | G | VS1 | Ideal
From $5,280
Compare at $12,604
IGISave 58.1%2.05ct | Round | G | VS1 | Ideal
From $5,280
Compare at $12,604
IGISave 58.1%2.05ct | Round | G | VS1 | Ideal
From $5,280
Compare at $12,604
IGISave 57.5%2.05ct | Round | G | VS2 | Ideal
From $4,820
Compare at $11,352
IGISave 50%2.05ct | Round | I | VS2 | Ideal
From $1,228
Compare at $2,456
IGISave 69.6%2.05ct | Round | I | VS1 | Ideal
From $776
Compare at $2,550
IGISave 69.6%2.05ct | Round | I | VS1 | Ideal
From $776
Compare at $2,550
IGISave 58.2%2.05ct | Round | G | VVS2 | Ideal
From $5,740
Compare at $13,731
GIASave 38%2.05ct | Round | E | VS1 | Excellent
From $2,153
Compare at $3,470
IGISave 47.1%2.05ct | Round | D | VVS1 | Ideal
From $1,691
Compare at $3,198
IGISave 60.6%2.05ct | Round | J | VS1 | Ideal
From $3,691
Compare at $9,359
IGISave 65.1%2.05ct | Round | I | SI2 | Ideal
From $3,060
Compare at $8,777
IGISave 65.4%2.05ct | Round | J | VS1 | Ideal
From $3,240
Compare at $9,359
IGISave 64.5%2.05ct | Round | J | SI2 | Ideal
From $2,930
Compare at $8,262
IGISave 64.5%2.05ct | Round | J | SI1 | Ideal
From $2,920
Compare at $8,227
IGISave 60.6%2.05ct | Round | J | VS1 | Ideal
From $3,691
Compare at $9,359
IGISave 65.4%2.05ct | Round | J | VS1 | Ideal
From $3,240
Compare at $9,359
IGISave 65%2.05ct | Round | J | VS2 | Ideal
From $2,990
Compare at $8,555
IGISave 65.1%2.05ct | Round | I | SI2 | Ideal
From $3,060
Compare at $8,777
IGISave 65.6%2.05ct | Round | I | SI1 | Ideal
From $3,300
Compare at $9,580
IGISave 66.9%2.05ct | Round | I | VVS2 | Ideal
From $4,050
Compare at $12,223
IGISave 65.8%2.05ct | Round | J | VVS2 | Ideal
From $3,460
Compare at $10,130
IGISave 55%2.05ct | Round | D | VVS2 | Ideal
From $1,161
Compare at $2,580
IGISave 76.2%2.05ct | Round | G | VVS2 | Ideal
From $606
Compare at $2,550
IGISave 40.3%2.05ct | Round | F | SI1 | Ideal
From $626
Compare at $1,050
IGISave 36.5%2.05ct | Round | F | VS2 | Ideal
From $1,773
Compare at $2,790
IGISave 49.1%2.05ct | Round | E | VS1 | Excellent
From $4,890
Compare at $9,599
IGISave 47.1%2.05ct | Round | D | VVS1 | Ideal
From $1,691
Compare at $3,198
IGISave 69.4%2.05ct | Round | E | IF | Ideal
From $2,196
Compare at $7,170
GIASave 83.5%2.05ct | Round | F | VS1 | Ideal
From $1,074
Compare at $6,520
IGISave 41.4%2.05ct | Round | F | VVS2 | Excellent
From $1,174
Compare at $2,005
Entry pricing in this category starts around $508.
What to Know When Shopping for 2.1 Carat Round Lab Grown Diamonds
- Always compare identical certified diamonds across retailers. Identical certificate numbers can have price differences of $9,632 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 $872 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.
- Round brilliants command a premium due to higher rough waste during cutting. If budget matters, consider oval or cushion shapes for similar visual size.
Frequently Asked Questions
We currently track 23,962 comparable stones in this segment. Prices start around $508 and go up to $10,140.
Based on the latest market data, the average asking price is about $1,087 with a median around $872.
The observed spread is roughly $9,632 across tracked listings, which is about 95.0% 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 $872, 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 13 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 $9,632 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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