2.5 Carat Natural Diamond Prices Comparison
As of April 2026, the average price of a 2.5 carat natural diamond is $25,391.2.5 carat diamonds can cost anywhere from $716 to $75,544 depending on shape, color, clarity, and other factors.In the last month, prices for these diamonds are down 0.2%.Compare 4,376 verified listings across 7 retailers in the tables below.
2.5 Carat Natural Diamond Market Overview
CaratRadar currently tracks 4,376 verified 2.5-carat natural diamonds listed across 7 online retailers. Prices in this segment range from $716 to $75,544, with an average asking price of $25,391 and a median of $24,757.
The price spread of $74,828 (99.1% 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.
4,376 diamonds tracked in this segment
Price range: $716 to $75,544
Average price: $25,391
Median price: $24,757
Available across 7 retailers
Savings potential: up to 99.1%
Price Range Overview
As of Apr 14, 2026Real market range for this carat, shape, and diamond type.
4,376
$716
$25,391
$24,757
$75,544
Price History
Price Comparison Matrix
2.5 Carat Natural Diamond Prices by Shape
Shape-level averages for this carat and type. Open each shape page for full market detail.
Live Listings
See all listingsCompare current retailer offers for this exact segment and open any listing for full details.
Save 36.5%GIA | 2.5ct | Asscher | I | VS1 | Excellent
From $12,054
Compare at $18,995
Save 36.5%GIA | 2.5ct | Asscher | I | VVS2 | Good
From $11,307
Compare at $17,817
GIA | 2.5ct | Asscher | J | SI1 | Excellent
From $18,655
Compare at $21,427
Save 17.6%GIA | 2.5ct | Asscher | F | VVS2 | Excellent
From $26,012
Compare at $31,580
Save 23.2%GIA | 2.5ct | Asscher | F | VS2 | Very Good
From $22,566
Compare at $29,400
Save 21.2%GIA | 2.5ct | Asscher | K | VS1 | Ideal
From $8,518
Compare at $10,812
Save 29%GIA | 2.5ct | Asscher | E | VVS2 | Ideal
From $17,040
Compare at $24,002
GIA | 2.5ct | Asscher | H | VVS2 | Excellent
From $28,125
Compare at $32,630
GIA | 2.5ct | Asscher | E | VS1 | Excellent
From $37,088
Compare at $43,749
GIA | 2.5ct | Asscher | F | VS2 | Excellent
From $26,250
Compare at $30,459
GIA | 2.5ct | Asscher | D | VS1 | Excellent
From $43,491
Compare at $44,122
Save 29%GIA | 2.5ct | Asscher | D | SI1 | Excellent
From $25,995
Compare at $36,618
Save 36.5%GIA | 2.5ct | Asscher | J | VVS2 | Excellent
From $9,380
Compare at $14,780
Save 29%GIA | 2.5ct | Asscher | F | VVS1 | Ideal
From $22,307
Compare at $31,421
Save 36.5%GIA | 2.5ct | Asscher | J | VVS1 | Ideal
From $9,525
Compare at $15,009
Save 17.2%GIA | 2.5ct | Asscher | H | VS1 | Excellent
From $25,271
Compare at $30,530
Save 31.6%GIA | 2.5ct | Asscher | I | VVS2 | Excellent
From $13,098
Compare at $19,136
Save 19.1%GIA | 2.5ct | Asscher | I | VVS1 | Excellent
From $18,558
Compare at $22,930
Save 18.9%GIA | 2.5ct | Asscher | J | VVS2 | Excellent
From $11,356
Compare at $13,996
Save 36.5%GIA | 2.5ct | Asscher | J | VVS2 | Excellent
From $9,671
Compare at $15,238
Save 18%GIA | 2.5ct | Asscher | G | VVS2 | Excellent
From $25,425
Compare at $31,003
GIA | 2.5ct | Asscher | H | VS2 | Ideal
From $22,880
Compare at $25,937
GIA | 2.5ct | Asscher | J | IF | Ideal
From $13,466
Compare at $13,906
Save 35.4%GIA | 2.5ct | Asscher | K | VS2 | Very Good
From $5,864
Compare at $9,075
Save 28.3%GIA | 2.5ct | Asscher | K | VS1 | Ideal
From $9,005
Compare at $12,567
Save 29%GIA | 2.5ct | Asscher | H | VS1 | Ideal
From $15,863
Compare at $22,343
Save 27.7%GIA | 2.5ct | Asscher | K | VS1 | Ideal
From $8,518
Compare at $11,781
Save 24.2%GIA | 2.5ct | Asscher | I | VS1 | Excellent
From $13,235
Compare at $17,456
GIA | 2.5ct | Asscher | G | VVS1 | Excellent
From $25,865
Compare at $28,615
Save 36.5%GIA | 2.5ct | Asscher | I | VS1 | Excellent
From $11,747
Compare at $18,510
Save 29%GIA | 2.5ct | Asscher | F | VS2 | Ideal
From $23,173
Compare at $32,643
Save 36%GIA | 2.5ct | Asscher | K | IF | Ideal
From $8,858
Compare at $13,832
Save 19.3%IGI | 2.5ct | Asscher | I | VVS1 | Very Good
From $11,113
Compare at $13,767
Save 37.1%GIA | 2.51ct | Asscher | F | VS2 | Ideal
From $18,155
Compare at $28,870
GIA | 2.51ct | Asscher | F | VS1 | Excellent
From $26,650
Compare at $27,944
Save 36.2%GIA | 2.51ct | Asscher | J | VS1 | Ideal
From $9,541
Compare at $14,964
GIA | 2.51ct | Asscher | H | SI2 | Excellent
From $9,854
Compare at $9,984
Save 36.5%GIA | 2.51ct | Asscher | J | VVS1 | Excellent
From $9,902
Compare at $15,604
Save 36%GIA | 2.51ct | Asscher | J | SI1 | Ideal
From $7,534
Compare at $11,764
Save 23.6%GIA | 2.51ct | Asscher | K | VS2 | Excellent
From $11,844
Compare at $15,510
Save 36.5%GIA | 2.51ct | Asscher | J | VVS2 | Excellent
From $9,654
Compare at $15,211
GIA | 2.51ct | Asscher | K | VS1 | Excellent
From $9,957
Compare at $10,695
GIA | 2.51ct | Asscher | D | VS2 | Excellent
From $26,669
Compare at $29,406
GIA | 2.51ct | Asscher | G | VS1 | Ideal
From $22,395
Compare at $23,955
Save 36.5%GIA | 2.51ct | Asscher | I | SI1 | Ideal
From $9,299
Compare at $14,654
Save 36.5%GIA | 2.51ct | Asscher | H | VS1 | Ideal
From $16,076
Compare at $25,312
Save 18.5%IGI | 2.51ct | Asscher | G | VS2 | Very Good
From $13,772
Compare at $16,902
Save 21.6%IGI | 2.51ct | Asscher | I | VS1 | Ideal
From $7,700
Compare at $9,819
GIA | 2.52ct | Asscher | E | VS2 | Excellent
From $28,009
Compare at $28,191
Save 19%GIA | 2.52ct | Asscher | H | VS2 | Ideal
From $17,285
Compare at $21,347
Entry pricing in this category starts around $716.
What to Know When Shopping for 2.5 Carat Natural Diamonds
- Always compare identical certified diamonds across retailers. Identical certificate numbers can have price differences of $74,828 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 $24,757 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.
- Compare natural vs. lab-grown options for the same carat and shape. Lab-grown diamonds are chemically identical but often 30-50% less expensive.
- Check shipping, insurance, and return policies. The lowest sticker price is not always the best deal once you factor in total cost of purchase.
Frequently Asked Questions
We currently track 4,376 comparable stones in this segment. Prices start around $716 and go up to $75,544.
Based on the latest market data, the average asking price is about $25,391 with a median around $24,757.
The observed spread is roughly $74,828 across tracked listings, which is about 99.1% from highest to lowest offer in this bucket.
We refresh pricing data daily so these pages stay current with market changes.
Based on our data, the median price is $24,757, which represents the midpoint of the market. Anything below this figure from a reputable retailer is a solid deal.
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 $74,828 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.
2.5 Carat Round Natural Diamond Prices
2.5 Carat Oval Natural Diamond Prices
2.5 Carat Emerald Natural Diamond Prices
2.5 Carat Cushion Natural Diamond Prices
2.5 Carat Pear Natural Diamond Prices
2.5 Carat Radiant Natural Diamond Prices
2.5 Carat Princess Natural Diamond Prices
2.5 Carat Heart Natural Diamond Prices
2.5 Carat Asscher Natural Diamond Prices
2.5 Carat Marquise Natural Diamond Prices
Tracking Natural inventory for 2.5 carat all-shape diamonds.