2.5 Carat Princess Lab Grown Diamond Prices Comparison
As of July 2026, 2.5 carat princess lab grown diamonds usually range from $316 to $10,045, with an average price of $2,039.In the last month, prices for these diamonds are down 1.6%.Compare 1,885 verified listings across 12 retailers tracked by CaratRadar.
2.5 Carat Princess Lab Grown Diamond Market Overview
CaratRadar currently tracks 1,885 verified 2.5-carat princess lab grown diamonds listed across 12 online retailers. Prices in this segment range from $316 to $10,045, with an average asking price of $2,039 and a median of $1,405.
The price spread of $9,729 (96.9% 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.
1,885 diamonds tracked in this segment
Price range: $316 to $10,045
Average price: $2,039
Median price: $1,405
Available across 12 retailers
Savings potential: up to 96.9%
Price Range Overview
As of Jul 13, 2026Real market range for this carat, shape, and diamond type.
1,885
$316
$2,039
$1,405
$10,045
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 58.6%IGI | 2.51ct | Princess | G | VS1 | Very Good
From $440
Compare at $1,064
Save 76%IGI | 2.6ct | Princess | F | VS1 | Ideal
From $442
Compare at $1,838
Save 62.4%IGI | 2.55ct | Princess | G | VVS2 | Ideal
From $463
Compare at $1,231
Save 74.5%IGI | 2.51ct | Princess | H | VS1 | Good
From $469
Compare at $1,836
Save 73.5%IGI | 2.54ct | Princess | E | VS1 | Very Good
From $477
Compare at $1,799
Save 70.4%IGI | 2.5ct | Princess | F | VS2 | Very Good
From $477
Compare at $1,610
Save 56.7%IGI | 2.57ct | Princess | G | VS2 | Ideal
From $478
Compare at $1,105
Save 79.9%IGI | 2.51ct | Princess | G | VS1 | Ideal
From $479
Compare at $2,380
IGI | 2.52ct | Princess | F | VS1 | Very Good
From $479
Compare at $508
Save 59.5%IGI | 2.51ct | Princess | E | VS2 | Ideal
From $484
Compare at $1,196
Save 63.1%IGI | 2.54ct | Princess | E | VS1 | Very Good
From $484
Compare at $1,311
Save 68.2%IGI | 2.56ct | Princess | G | VS1 | Ideal
From $496
Compare at $1,562
Save 79.8%IGI | 2.6ct | Princess | G | VS1 | Ideal
From $496
Compare at $2,460
Save 73.8%IGI | 2.51ct | Princess | E | VS1 | Good
From $496
Compare at $1,892
Save 74.9%IGI | 2.5ct | Princess | E | VVS2 | Very Good
From $497
Compare at $1,982
Save 59.1%IGI | 2.51ct | Princess | F | VS1 | Ideal
From $503
Compare at $1,231
Save 60.4%IGI | 2.51ct | Princess | E | VS1 | Good
From $504
Compare at $1,272
Save 48.6%IGI | 2.54ct | Princess | F | VS1 | Very Good
From $505
Compare at $982
Save 78.6%IGI | 2.5ct | Princess | G | VS1 | Very Good
From $505
Compare at $2,360
Save 25.8%IGI | 2.53ct | Princess | E | VS1 | Very Good
From $505
Compare at $681
Save 71.5%IGI | 2.51ct | Princess | F | VVS2 | Very Good
From $507
Compare at $1,778
Save 70.2%IGI | 2.5ct | Princess | F | VS1 | Very Good
From $508
Compare at $1,702
Save 70.2%IGI | 2.5ct | Princess | F | VS1 | Excellent
From $508
Compare at $1,702
Save 60.8%IGI | 2.54ct | Princess | E | VS1 | Very Good
From $510
Compare at $1,300
Save 79.5%IGI | 2.57ct | Princess | H | VVS2 | Excellent
From $512
Compare at $2,500
Save 73.3%IGI | 2.51ct | Princess | F | VVS2 | Ideal
From $512
Compare at $1,921
IGI | 2.55ct | Princess | E | VS1 | Ideal
From $512
Compare at $1,235
Save 61.7%IGI | 2.58ct | Princess | E | VS1 | Very Good
From $512
Compare at $1,338
Save 57.3%IGI | 2.5ct | Princess | E | VVS2 | Very Good
From $512
Compare at $1,200
Save 59%IGI | 2.53ct | Princess | F | VS1 | Excellent
From $512
Compare at $1,249
Save 58.8%IGI | 2.56ct | Princess | G | VVS2 | Very Good
From $513
Compare at $1,246
Save 59.8%IGI | 2.56ct | Princess | F | VS1 | Excellent
From $513
Compare at $1,276
Save 59.2%IGI | 2.54ct | Princess | F | VS1 | Good
From $514
Compare at $1,259
Save 69.6%IGI | 2.51ct | Princess | F | VS1 | Good
From $514
Compare at $1,692
Save 60.6%IGI | 2.54ct | Princess | E | VS1 | Very Good
From $514
Compare at $1,305
Save 72.8%IGI | 2.59ct | Princess | F | VVS2 | Very Good
From $515
Compare at $1,890
Save 60%IGI | 2.5ct | Princess | E | VS1 | Ideal
From $515
Compare at $1,289
Save 49.3%IGI | 2.59ct | Princess | F | VS1 | Ideal
From $517
Compare at $1,019
Save 73.8%IGI | 2.57ct | Princess | E | VS1 | Excellent
From $517
Compare at $1,975
Save 57.4%IGI | 2.53ct | Princess | E | VVS2 | Good
From $517
Compare at $1,214
Save 72.6%IGI | 2.56ct | Princess | E | VVS2 | Very Good
From $517
Compare at $1,890
Save 61.6%IGI | 2.53ct | Princess | E | VS1 | Very Good
From $517
Compare at $1,348
Save 75.5%IGI | 2.5ct | Princess | E | VS1 | Ideal
From $518
Compare at $2,110
Save 72.4%IGI | 2.52ct | Princess | E | VS1 | Ideal
From $518
Compare at $1,878
Save 75.5%IGI | 2.51ct | Princess | E | VS1 | Ideal
From $519
Compare at $2,118
Save 75.5%IGI | 2.51ct | Princess | E | VS1 | Ideal
From $519
Compare at $2,118
Save 70.2%IGI | 2.51ct | Princess | E | VS1 | Ideal
From $519
Compare at $1,743
Save 60.2%IGI | 2.59ct | Princess | F | VS1 | Ideal
From $519
Compare at $1,304
Save 60.2%IGI | 2.59ct | Princess | F | VS1 | Very Good
From $519
Compare at $1,304
Save 70.2%IGI | 2.51ct | Princess | E | VS1 | Very Good
From $519
Compare at $1,743
Entry pricing in this category starts around $316.
What to Know When Shopping for 2.5 Carat Princess Lab Grown Diamonds
- Always compare identical certified diamonds across retailers. Identical certificate numbers can have price differences of $9,729 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 $1,405 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.
- Princess-cut diamonds are prone to chipping at the corners. Look for protective prong settings and avoid stones with visible inclusions near the edges.
Frequently Asked Questions
We currently track 1,885 comparable stones in this segment. Prices start around $316 and go up to $10,045.
Based on the latest market data, the average asking price is about $2,039 with a median around $1,405.
The observed spread is roughly $9,729 across tracked listings, which is about 96.9% 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 $2,039. The median price is $1,405, 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 12 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 $9,729 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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