5.2 Carat Radiant Lab Grown Diamond Prices Comparison
As of May 2026, 5.2 carat radiant lab grown diamonds usually range from $767 to $53,833, with an average price of $4,968.In the last month, prices for these diamonds are down 6.4%.Compare 56 verified listings across 6 retailers tracked by CaratRadar.
5.2 Carat Radiant Lab Grown Diamond Market Overview
CaratRadar currently tracks 56 verified 5.2-carat radiant lab grown diamonds listed across 6 online retailers. Prices in this segment range from $767 to $53,833, with an average asking price of $4,968 and a median of $3,352.
The price spread of $53,066 (98.6% 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.
56 diamonds tracked in this segment
Price range: $767 to $53,833
Average price: $4,968
Median price: $3,352
Available across 6 retailers
Savings potential: up to 98.6%
Price Range Overview
As of May 29, 2026Real market range for this carat, shape, and diamond type.
56
$767
$4,968
$3,352
$53,833
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 71.3%IGI | 5.22ct | Radiant | H | VS2 | Excellent
From $951
Compare at $3,317
Save 59.1%IGI | 5.26ct | Radiant | F | VS1 | Ideal
From $1,057
Compare at $2,587
Save 53.2%IGI | 5.22ct | Radiant | H | VS1 | Excellent
From $1,060
Compare at $2,264
Save 77.9%IGI | 5.21ct | Radiant | H | VVS2 | Excellent
From $1,095
Compare at $4,960
Save 79%IGI | 5.26ct | Radiant | G | VS1 | Excellent
From $1,120
Compare at $5,340
Save 43.5%IGI | 5.24ct | Radiant | G | VS1 | Excellent
From $1,124
Compare at $1,989
Save 56.6%IGI | 5.21ct | Radiant | G | VVS2 | Very Good
From $1,126
Compare at $2,594
Save 43.5%IGI | 5.27ct | Radiant | G | VS1 | Excellent
From $1,131
Compare at $2,000
Save 57.6%IGI | 5.24ct | Radiant | G | VVS2 | Ideal
From $1,142
Compare at $2,691
Save 54%IGI | 5.21ct | Radiant | G | VS1 | Very Good
From $1,157
Compare at $2,515
Save 56.3%IGI | 5.29ct | Radiant | F | VS1 | Ideal
From $1,159
Compare at $2,655
Save 56.3%IGI | 5.24ct | Radiant | F | VVS2 | Very Good
From $1,215
Compare at $2,781
Save 53.9%IGI | 5.24ct | Radiant | G | VVS2 | Very Good
From $1,252
Compare at $2,718
Save 80%IGI | 5.29ct | Radiant | F | VS1 | Ideal
From $1,266
Compare at $6,320
Save 36.3%IGI | 5.24ct | Radiant | G | VS2 | Ideal
From $1,278
Compare at $2,007
Save 36.4%IGI | 5.22ct | Radiant | G | VS1 | Ideal
From $1,285
Compare at $2,019
Save 55.2%IGI | 5.21ct | Radiant | E | VVS2 | Very Good
From $1,295
Compare at $2,891
Save 54.5%IGI | 5.22ct | Radiant | E | VVS2 | Very Good
From $1,324
Compare at $2,907
Save 39.1%IGI | 5.27ct | Radiant | F | VVS2 | Ideal
From $1,341
Compare at $2,202
Save 79.2%IGI | 5.22ct | Radiant | I | VVS2 | Ideal
From $1,396
Compare at $6,710
Save 37.1%IGI | 5.21ct | Radiant | F | VS2 | Ideal
From $1,403
Compare at $2,230
Save 32%IGI | 5.26ct | Radiant | G | VS2 | Ideal
From $1,425
Compare at $2,096
Save 68.7%IGI | 5.26ct | Radiant | D | VS1 | Very Good
From $1,679
Compare at $5,365
Save 51.1%IGI | 5.21ct | Radiant | D | VVS2 | Very Good
From $1,707
Compare at $3,493
IGI | 5.26ct | Radiant | E | VVS2 | Very Good
From $1,776
Compare at $3,102
Save 76.5%IGI | 5.24ct | Radiant | E | VVS2 | Very Good
From $1,898
Compare at $8,090
Save 79.4%IGI | 5.23ct | Radiant | G | VS1 | Ideal
From $1,978
Compare at $9,580
Save 77.8%IGI | 5.27ct | Radiant | F | VS2 | Ideal
From $2,055
Compare at $9,250
Save 78.6%IGI | 5.27ct | Radiant | G | VS1 | Very Good
From $2,063
Compare at $9,650
Save 78.6%IGI | 5.28ct | Radiant | G | VS1 | Very Good
From $2,069
Compare at $9,670
Save 78.6%IGI | 5.29ct | Radiant | G | VS1 | Very Good
From $2,077
Compare at $9,690
Save 35.6%IGI | 5.24ct | Radiant | D | VVS2 | Very Good
From $2,130
Compare at $3,306
Save 79.4%IGI | 5.29ct | Radiant | F | VS1 | Very Good
From $2,136
Compare at $10,390
Save 74.4%GIA | 5.23ct | Radiant | F | SI1 | Ideal
From $2,157
Compare at $8,440
Save 64.4%IGI | 5.22ct | Radiant | FANCY | VS2 | Excellent
From $2,165
Compare at $6,078
Save 75%IGI | 5.27ct | Radiant | E | VVS2 | Excellent
From $2,297
Compare at $9,170
Save 68.6%IGI | 5.21ct | Radiant | FANCY | VS1 | Very Good
From $2,617
Compare at $8,342
Save 76%IGI | 5.26ct | Radiant | FANCY | VS1 | Excellent
From $2,654
Compare at $11,059
Save 76%IGI | 5.26ct | Radiant | FANCY | VS1 | Very Good
From $2,654
Compare at $11,059
Save 72.3%GIA | 5.23ct | Radiant | D | VVS2 | Very Good
From $4,208
Compare at $15,180
Save 56.6%IGI | 5.22ct | Radiant | D | VVS1 | Ideal
From $6,068
Compare at $13,985
Save 77.2%GIA | 5.24ct | Radiant | D | VVS1 | Excellent
From $7,477
Compare at $32,741
Save 77.2%GIA | 5.26ct | Radiant | D | VVS1 | Excellent
From $7,506
Compare at $32,867
Save 77.2%GIA | 5.26ct | Radiant | D | VVS1 | Excellent
From $7,506
Compare at $32,867
Save 64.6%IGI | 5.26ct | Radiant | D | IF | Ideal
From $10,144
Compare at $28,650
Save 73.8%GCAL | 5.27ct | Radiant | D | VVS1 | Ideal
From $11,273
Compare at $42,970
Save 50.7%GIA | 5.22ct | Radiant | E | VVS2 | Ideal
From $13,400
Compare at $27,160
Save 49.8%GIA | 5.24ct | Radiant | E | VVS2 | Ideal
From $13,430
Compare at $26,770
Save 44.5%GIA | 5.26ct | Radiant | E | VS1 | Very Good
From $13,430
Compare at $24,220
Save 44.6%GIA | 5.29ct | Radiant | E | VS1 | Ideal
From $13,500
Compare at $24,360
Entry pricing in this category starts around $767.
What to Know When Shopping for 5.2 Carat Radiant Lab Grown Diamonds
- Always compare identical certified diamonds across retailers. Identical certificate numbers can have price differences of $53,066 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 $3,352 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.
- Radiant cuts combine the elegance of emerald shapes with the brilliance of round cuts, offering good value per carat.
Frequently Asked Questions
We currently track 56 comparable stones in this segment. Prices start around $767 and go up to $53,833.
Based on the latest market data, the average asking price is about $4,968 with a median around $3,352.
The observed spread is roughly $53,066 across tracked listings, which is about 98.6% 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 $4,968. The median price is $3,352, 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 6 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 $53,066 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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