10.5 Carat Round Lab Grown Diamond Prices Comparison
As of July 2026, 10.5 carat round lab grown diamonds usually range from $2,022 to $48,386, with an average price of $10,546.In the last month, prices for these diamonds are up 3.6%.Compare 42 verified listings across 7 retailers tracked by CaratRadar.
10.5 Carat Round Lab Grown Diamond Market Overview
CaratRadar currently tracks 42 verified 10.5-carat round lab grown diamonds listed across 7 online retailers. Prices in this segment range from $2,022 to $48,386, with an average asking price of $10,546 and a median of $8,515.
The price spread of $46,364 (95.8% 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.
42 diamonds tracked in this segment
Price range: $2,022 to $48,386
Average price: $10,546
Median price: $8,515
Available across 7 retailers
Savings potential: up to 95.8%
Price Range Overview
As of Jul 12, 2026Real market range for this carat, shape, and diamond type.
42
$2,022
$10,546
$8,515
$48,386
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 73.8%IGI | 10.58ct | Round | G | VS2 | Excellent
From $2,400
Compare at $9,145
Save 75.2%IGI | 10.51ct | Round | H | VS1 | Ideal
From $2,447
Compare at $9,870
Save 73.8%IGI | 10.55ct | Round | F | VVS2 | Ideal
From $2,673
Compare at $10,194
Save 79.7%IGI | 10.53ct | Round | F | VVS2 | Excellent
From $2,741
Compare at $13,508
Save 73.5%IGI | 10.57ct | Round | E | VS2 | Excellent
From $2,756
Compare at $10,414
Save 64.7%IGI | 10.57ct | Round | F | VS2 | Excellent
From $3,013
Compare at $8,542
Save 68.7%IGI | 10.51ct | Round | E | VS1 | Excellent
From $3,294
Compare at $10,530
Save 68.8%IGI | 10.52ct | Round | E | VS1 | Excellent
From $3,355
Compare at $10,739
Save 79.4%IGI | 10.52ct | Round | F | VS1 | Excellent
From $3,725
Compare at $18,047
Save 54.5%IGI | 10.56ct | Round | G | VS1 | Ideal
From $3,768
Compare at $8,273
Save 29%IGI | 10.55ct | Round | E | VS2 | Ideal
From $3,905
Compare at $5,502
Save 78.5%IGI | 10.57ct | Round | G | VS2 | Ideal
From $4,003
Compare at $18,630
Save 73.9%IGI | 10.51ct | Round | F | SI1 | Ideal
From $4,084
Compare at $15,650
Save 79.8%IGI | 10.56ct | Round | F | VVS2 | Excellent
From $4,390
Compare at $21,684
Save 79.8%IGI | 10.58ct | Round | F | VVS2 | Ideal
From $4,430
Compare at $21,908
Save 42.6%IGI | 10.57ct | Round | E | VS2 | Excellent
From $4,733
Compare at $8,248
Save 75.7%IGI | 10.54ct | Round | F | VS1 | Ideal
From $4,754
Compare at $19,570
Save 75.7%IGI | 10.56ct | Round | F | VS1 | Ideal
From $4,762
Compare at $19,610
Save 75.7%IGI | 10.56ct | Round | F | VS1 | Ideal
From $4,762
Compare at $19,610
Save 75.7%IGI | 10.59ct | Round | F | VS1 | Ideal
From $4,775
Compare at $19,660
Save 79.4%IGI | 10.53ct | Round | E | VS2 | Ideal
From $4,838
Compare at $23,440
Save 79.4%IGI | 10.53ct | Round | E | VS2 | Excellent
From $4,838
Compare at $23,440
Save 65.8%IGI | 10.55ct | Round | F | VVS2 | Excellent
From $5,596
Compare at $16,385
Save 65.8%IGI | 10.57ct | Round | F | VVS2 | Excellent
From $5,606
Compare at $16,415
Save 65.8%IGI | 10.59ct | Round | F | VVS2 | Excellent
From $5,617
Compare at $16,447
Save 74.4%IGI | 10.56ct | Round | F | VVS2 | Excellent
From $5,642
Compare at $22,050
Save 77.7%IGI | 10.57ct | Round | E | VS1 | Excellent
From $6,104
Compare at $27,360
Save 44.3%IGI | 10.56ct | Round | G | VS1 | Excellent
From $7,146
Compare at $12,819
Save 76.5%IGI | 10.57ct | Round | E | VVS2 | Ideal
From $7,529
Compare at $31,990
Save 75.4%IGI | 10.5ct | Round | E | VVS2 | Ideal
From $7,836
Compare at $31,840
Save 74%IGI | 10.51ct | Round | E | VVS2 | Ideal
From $8,119
Compare at $31,200
Save 67.2%IGI | 10.51ct | Round | E | VVS2 | Ideal
From $8,119
Compare at $24,722
Save 75.4%IGI | 10.52ct | Round | E | VVS2 | Ideal
From $8,127
Compare at $32,995
Save 66.6%IGI | 10.54ct | Round | G | VVS2 | Ideal
From $8,246
Compare at $24,670
Save 22.8%IGI | 10.56ct | Round | F | VS2 | Excellent
From $8,308
Compare at $10,765
Save 51.5%IGI | 10.55ct | Round | D | VS1 | Excellent
From $9,072
Compare at $18,708
Save 57.9%IGI | 10.52ct | Round | G | VS1 | Ideal
From $9,636
Compare at $22,870
Save 57.9%IGI | 10.52ct | Round | G | VS1 | Ideal
From $9,636
Compare at $22,870
Save 57.9%IGI | 10.58ct | Round | G | VS1 | Ideal
From $9,689
Compare at $23,000
Save 61.9%IGI | 10.53ct | Round | E | VS1 | Ideal
From $10,382
Compare at $27,260
Save 56.6%IGI | 10.56ct | Round | F | VS1 | Ideal
From $10,970
Compare at $25,260
Save 53%IGI | 10.58ct | Round | E | VS2 | Ideal
From $11,701
Compare at $24,900
Entry pricing in this category starts around $2,022.
What to Know When Shopping for 10.5 Carat Round Lab Grown Diamonds
- Always compare identical certified diamonds across retailers. Identical certificate numbers can have price differences of $46,364 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 $8,515 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 42 comparable stones in this segment. Prices start around $2,022 and go up to $48,386.
Based on the latest market data, the average asking price is about $10,546 with a median around $8,515.
The observed spread is roughly $46,364 across tracked listings, which is about 95.8% 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 $10,546. The median price is $8,515, 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 7 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 $46,364 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 10.5 carat Round diamonds.