2.5 Carat Princess Lab Grown Diamond Prices Comparison
As of October 2026, 2.5 carat princess lab grown diamonds in the 2.50–2.74 carat benchmark range usually range from $316 to $13,919, with an average price of $1,944.In the last month, prices for these diamonds are down 1.7%.Compare 2,556 verified listings across 13 retailers tracked by CaratRadar.
2.5 Carat Princess Lab Grown Diamond Market Overview
CaratRadar currently tracks 2,556 verified 2.5-carat princess lab grown diamonds in the 2.50–2.74 carat benchmark range, listed across 13 online retailers. Prices in this segment range from $316 to $13,919, with an average asking price of $1,944 and a median of $1,368.
The price spread of $13,603 (97.7% 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 use the same benchmark range throughout the page and 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.
2,556 diamonds tracked in the 2.50–2.74 carat benchmark
Price range: $316 to $13,919
Average price: $1,944
Median price: $1,368
Available across 13 retailers
Savings potential: up to 97.7%
Price Range Overview
As of Oct 12, 2026Real market range for this carat, shape, and diamond type.
2,556
$316
$1,944
$1,368
$13,919
Price History
Price Comparison Matrix
Live Listings
See all listingsCompare current retailer offers in the same benchmark range and open any listing for full details.
Save 24%IGI | 2.71ct | Princess | K | VVS2 | Ideal
From $398
Compare at $524
Save 27.9%IGI | 2.51ct | Princess | K | VS1 | Very Good
From $443
Compare at $614
Save 31%IGI | 2.58ct | Princess | F | VS1 | Ideal
From $450
Compare at $652
Save 75.4%IGI | 2.5ct | Princess | E | VS1 | Ideal
From $455
Compare at $1,853
Save 44.2%IGI | 2.51ct | Princess | E | VS1 | Ideal
From $474
Compare at $850
Save 67.3%IGI | 2.52ct | Princess | E | VS1 | Very Good
From $477
Compare at $1,460
Save 37.1%GCAL | 2.5ct | Princess | H | SI1 | Excellent
From $485
Compare at $771
Save 31%IGI | 2.51ct | Princess | F | VS1 | Ideal
From $490
Compare at $710
Save 67.7%IGI | 2.53ct | Princess | F | VVS2 | Very Good
From $490
Compare at $1,515
Save 79.5%IGI | 2.58ct | Princess | F | VS2 | Very Good
From $493
Compare at $2,410
Save 79.5%IGI | 2.59ct | Princess | F | VS2 | Excellent
From $496
Compare at $2,420
Save 62.3%IGI | 2.5ct | Princess | G | VS2 | Very Good
From $505
Compare at $1,340
Save 62.3%IGI | 2.5ct | Princess | G | VS2 | Excellent
From $505
Compare at $1,340
Save 77.9%IGI | 2.62ct | Princess | G | VS1 | Ideal
From $507
Compare at $2,290
Save 77.9%IGI | 2.62ct | Princess | G | VS1 | Ideal
From $507
Compare at $2,290
Save 50.9%IGI | 2.55ct | Princess | E | VS1 | Very Good
From $507
Compare at $1,033
Save 52.7%IGI | 2.5ct | Princess | G | VS2 | Ideal
From $508
Compare at $1,075
Save 72%IGI | 2.57ct | Princess | E | VVS2 | Ideal
From $508
Compare at $1,814
Save 76.1%IGI | 2.7ct | Princess | H | VS1 | Excellent
From $510
Compare at $2,130
Save 71.8%IGI | 2.53ct | Princess | E | VVS2 | Excellent
From $511
Compare at $1,815
Save 79.7%IGI | 2.52ct | Princess | G | VVS2 | Very Good
From $513
Compare at $2,530
Save 35.5%IGI | 2.52ct | Princess | E | VS1 | Very Good
From $513
Compare at $795
Save 77.8%IGI | 2.66ct | Princess | G | VS1 | Ideal
From $514
Compare at $2,320
Save 71.8%IGI | 2.55ct | Princess | E | VVS2 | Excellent
From $515
Compare at $1,828
Save 71.8%IGI | 2.55ct | Princess | E | VVS2 | Excellent
From $515
Compare at $1,828
Save 48%IGI | 2.51ct | Princess | E | VS1 | Very Good
From $515
Compare at $991
Save 34.8%IGI | 2.51ct | Princess | E | VS1 | Ideal
From $516
Compare at $791
Save 71.8%IGI | 2.56ct | Princess | E | VVS2 | Excellent
From $517
Compare at $1,835
Save 71.8%IGI | 2.56ct | Princess | E | VVS2 | Very Good
From $517
Compare at $1,835
Save 71.8%IGI | 2.56ct | Princess | E | VVS2 | Ideal
From $517
Compare at $1,835
Save 71.9%IGI | 2.57ct | Princess | E | VVS2 | Very Good
From $518
Compare at $1,842
Save 72.9%IGI | 2.58ct | Princess | E | VS1 | Ideal
From $518
Compare at $1,912
Save 71.9%IGI | 2.57ct | Princess | E | VVS2 | Ideal
From $518
Compare at $1,842
Save 49.3%IGI | 2.53ct | Princess | F | VVS2 | Very Good
From $518
Compare at $1,021
Save 24.4%IGI | 2.58ct | Princess | H | VS1 | Excellent
From $519
Compare at $687
Save 79.3%IGI | 2.5ct | Princess | F | VS1 | Excellent
From $520
Compare at $2,510
Save 69.2%IGI | 2.5ct | Princess | D | VS1 | Very Good
From $520
Compare at $1,687
Save 35.2%IGI | 2.53ct | Princess | E | VS1 | Very Good
From $520
Compare at $803
Save 17.1%IGI | 2.59ct | Princess | H | VS1 | Ideal
From $521
Compare at $628
Save 71.8%IGI | 2.58ct | Princess | E | VVS2 | Good
From $521
Compare at $1,848
Save 71.8%IGI | 2.58ct | Princess | E | VVS2 | Excellent
From $521
Compare at $1,848
Save 78.3%IGI | 2.7ct | Princess | G | VS1 | Ideal
From $522
Compare at $2,410
Save 79.1%IGI | 2.66ct | Princess | G | VVS2 | Ideal
From $522
Compare at $2,500
Save 78.3%IGI | 2.7ct | Princess | G | VS1 | Ideal
From $522
Compare at $2,410
Save 79.4%IGI | 2.51ct | Princess | F | VS1 | Ideal
From $522
Compare at $2,530
Save 63.2%IGI | 2.54ct | Princess | E | VS1 | Very Good
From $522
Compare at $1,420
Save 63.2%IGI | 2.54ct | Princess | E | VS1 | Very Good
From $522
Compare at $1,420
Save 68.8%IGI | 2.57ct | Princess | H | VS1 | Ideal
From $523
Compare at $1,678
Save 72.1%IGI | 2.59ct | Princess | E | VVS2 | Ideal
From $523
Compare at $1,877
Save 71.8%IGI | 2.59ct | Princess | E | VVS2 | Excellent
From $523
Compare at $1,855
Entry pricing in this benchmark range 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 $13,603 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 $1,368 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 2,556 comparable stones in the 2.50–2.74 carat benchmark range. Prices start around $316 and go up to $13,919.
Based on the latest market data, the average asking price is about $1,944 with a median around $1,368.
The observed spread is roughly $13,603 across tracked listings, which is about 97.7% from highest to lowest offer in the 2.50–2.74 carat benchmark range.
We refresh pricing data daily so these pages stay current with market changes.
Based on completed market data, the fair market benchmark is $1,944. The median price is $1,368, 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 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 $13,603 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.
Related Price Categories
Explore adjacent carat ranges and shapes to compare market shifts.
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Tracking Lab Grown inventory for the 2.50–2.74 carat Princess diamond benchmark.