5.2 Carat Round Lab Grown Diamond Prices Comparison
As of May 2026, 5.2 carat round lab grown diamonds usually range from $719 to $66,618, with an average price of $5,750.In the last month, prices for these diamonds are down 2.7%.Compare 136 verified listings across 8 retailers tracked by CaratRadar.
5.2 Carat Round Lab Grown Diamond Market Overview
CaratRadar currently tracks 136 verified 5.2-carat round lab grown diamonds listed across 8 online retailers. Prices in this segment range from $719 to $66,618, with an average asking price of $5,750 and a median of $3,777.
The price spread of $65,899 (98.9% 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.
136 diamonds tracked in this segment
Price range: $719 to $66,618
Average price: $5,750
Median price: $3,777
Available across 8 retailers
Savings potential: up to 98.9%
Price Range Overview
As of May 29, 2026Real market range for this carat, shape, and diamond type.
136
$719
$5,750
$3,777
$66,618
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 79.4%IGI | 5.26ct | Round | G | SI1 | Ideal
From $823
Compare at $3,990
Save 79%IGI | 5.24ct | Round | H | VS2 | Ideal
From $878
Compare at $4,190
Save 63.9%IGI | 5.22ct | Round | F | VVS2 | Excellent
From $1,041
Compare at $2,884
Save 60%IGI | 5.22ct | Round | H | VS1 | Excellent
From $1,044
Compare at $2,609
Save 64.6%IGI | 5.27ct | Round | E | VS2 | Excellent
From $1,062
Compare at $2,999
Save 73.9%IGI | 5.22ct | Round | E | VS1 | Excellent
From $1,064
Compare at $4,070
Save 73.9%IGI | 5.24ct | Round | E | VS1 | Excellent
From $1,068
Compare at $4,085
Save 62.3%IGI | 5.28ct | Round | F | VS1 | Ideal
From $1,114
Compare at $2,952
Save 60.9%IGI | 5.21ct | Round | E | VVS2 | Ideal
From $1,139
Compare at $2,915
Save 61.3%IGI | 5.22ct | Round | F | VVS2 | Excellent
From $1,154
Compare at $2,984
Save 61.1%IGI | 5.29ct | Round | E | VVS2 | Ideal
From $1,166
Compare at $2,997
Save 61.3%IGI | 5.22ct | Round | E | VVS2 | Excellent
From $1,178
Compare at $3,046
Save 61.3%IGI | 5.25ct | Round | E | VVS2 | Excellent
From $1,185
Compare at $3,063
Save 61.3%IGI | 5.26ct | Round | E | VVS2 | Ideal
From $1,187
Compare at $3,069
Save 56.7%IGI | 5.27ct | Round | E | SI1 | Ideal
From $1,207
Compare at $2,785
Save 58%IGI | 5.22ct | Round | E | VVS2 | Excellent
From $1,245
Compare at $2,961
Save 75.5%IGI | 5.28ct | Round | G | VS2 | Ideal
From $1,259
Compare at $5,140
Save 78.9%IGI | 5.22ct | Round | G | VS1 | Ideal
From $1,262
Compare at $5,980
IGI | 5.23ct | Round | G | VS1 | Ideal
From $1,274
Compare at $1,289
Save 48.9%IGI | 5.22ct | Round | F | SI1 | Excellent
From $1,294
Compare at $2,530
Save 52.8%IGI | 5.24ct | Round | G | VS1 | Excellent
From $1,299
Compare at $2,755
Save 53%IGI | 5.26ct | Round | G | VS1 | Excellent
From $1,303
Compare at $2,775
Save 53.1%IGI | 5.27ct | Round | G | VS1 | Excellent
From $1,306
Compare at $2,785
Save 55.1%IGI | 5.25ct | Round | F | VS1 | Excellent
From $1,315
Compare at $2,929
Save 65%IGI | 5.25ct | Round | F | VS2 | Excellent
From $1,323
Compare at $3,780
IGI | 5.24ct | Round | F | VVS2 | Ideal
From $1,345
Compare at $1,365
Save 54%IGI | 5.24ct | Round | E | VVS2 | Excellent
From $1,352
Compare at $2,938
Save 52.6%IGI | 5.22ct | Round | F | VVS2 | Ideal
From $1,377
Compare at $2,903
Save 63.6%IGI | 5.29ct | Round | F | VS1 | Excellent
From $1,385
Compare at $3,805
Save 34.1%IGI | 5.22ct | Round | E | VS1 | Ideal
From $1,398
Compare at $2,123
Save 66.2%IGI | 5.22ct | Round | E | VS1 | Ideal
From $1,429
Compare at $4,225
Save 45.4%IGI | 5.22ct | Round | G | VS2 | Ideal
From $1,431
Compare at $2,622
Save 32%IGI | 5.25ct | Round | E | VVS2 | Very Good
From $1,431
Compare at $2,103
Save 66.5%IGI | 5.29ct | Round | E | VS1 | Ideal
From $1,432
Compare at $4,280
Save 49.1%IGI | 5.22ct | Round | F | VS2 | Excellent
From $1,461
Compare at $2,868
Save 76.6%IGI | 5.27ct | Round | G | VVS2 | Ideal
From $1,566
Compare at $6,690
Save 19.3%IGI | 5.29ct | Round | E | VVS2 | Ideal
From $1,579
Compare at $1,956
Save 61.5%IGI | 5.25ct | Round | D | VS1 | Excellent
From $1,630
Compare at $4,238
Save 71%IGI | 5.21ct | Round | G | VVS1 | Ideal
From $1,657
Compare at $5,710
Save 44.7%IGI | 5.25ct | Round | E | VS1 | Excellent
From $1,682
Compare at $3,044
Save 40.6%IGI | 5.23ct | Round | E | VVS2 | Excellent
From $1,782
Compare at $3,002
Save 40.6%IGI | 5.23ct | Round | E | VVS2 | Ideal
From $1,782
Compare at $3,002
Save 80%IGI | 5.25ct | Round | E | VVS2 | Ideal
From $1,843
Compare at $9,200
Save 78.6%IGI | 5.26ct | Round | D | VS1 | Ideal
From $1,889
Compare at $8,810
Save 60.3%IGI | 5.26ct | Round | D | VS2 | Ideal
From $2,107
Compare at $5,310
Save 76.7%IGI | 5.25ct | Round | G | VS2 | Excellent
From $2,132
Compare at $9,150
Save 67.4%IGI | 5.21ct | Round | E | SI2 | Ideal
From $2,165
Compare at $6,650
Save 71.6%GIA | 5.24ct | Round | F | VS2 | Excellent
From $2,198
Compare at $7,730
Save 78.9%IGI | 5.28ct | Round | H | VVS2 | Ideal
From $2,216
Compare at $10,483
Save 58%IGI | 5.28ct | Round | D | VS1 | Ideal
From $2,262
Compare at $5,385
Entry pricing in this category starts around $719.
What to Know When Shopping for 5.2 Carat Round Lab Grown Diamonds
- Always compare identical certified diamonds across retailers. Identical certificate numbers can have price differences of $65,899 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 $3,777 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 136 comparable stones in this segment. Prices start around $719 and go up to $66,618.
Based on the latest market data, the average asking price is about $5,750 with a median around $3,777.
The observed spread is roughly $65,899 across tracked listings, which is about 98.9% 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 $5,750. The median price is $3,777, 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 8 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 $65,899 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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