3 Carat Natural Diamond Prices Comparison
As of July 2026, the average price of a 3 carat natural diamond is $39,031.3 carat diamonds can cost anywhere from $883 to $124,847 depending on shape, color, clarity, and other factors.In the last month, prices for these diamonds are down 0.2%.Compare 5,338 verified listings across 10 retailers in the tables below.
3 Carat Natural Diamond Market Overview
CaratRadar currently tracks 5,338 verified 3-carat natural diamonds listed across 10 online retailers. Prices in this segment range from $883 to $124,847, with an average asking price of $39,031 and a median of $37,163.
The price spread of $123,964 (99.3% 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.
5,338 diamonds tracked in this segment
Price range: $883 to $124,847
Average price: $39,031
Median price: $37,163
Available across 10 retailers
Savings potential: up to 99.3%
Price Range Overview
As of Jul 13, 2026Real market range for this carat, shape, and diamond type.
5,338
$883
$39,031
$37,163
$124,847
Price History
Price Comparison Matrix
3 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.
IGI | 3.03ct | Pear | I | I1 | Very Good
From $5,135
Compare at $5,408
IGI | 3.01ct | Marquise | J | I1 | Ideal
From $5,504
Compare at $5,798
IGI | 3.01ct | Emerald | K | SI2 | Ideal
From $6,898
Compare at $6,993
HRD | 3.01ct | Oval | G | I1 | Ideal
From $7,074
Compare at $7,385
Save 24.3%GIA | 3ct | Oval | L | SI2 | Ideal
From $7,302
Compare at $9,650
HRD | 3.01ct | Oval | I | I1 | Excellent
From $7,534
Compare at $7,863
IGI | 3.01ct | Round | L | SI2 | Ideal
From $7,883
Compare at $8,228
HRD | 3.01ct | Heart | K | SI2 | Ideal
From $8,105
Compare at $8,216
HRD | 3.01ct | Heart | F | I1 | Ideal
From $8,370
Compare at $8,738
IGI | 3.01ct | Pear | K | SI2 | Ideal
From $8,429
Compare at $8,545
IGI | 3.01ct | Oval | K | SI1 | Ideal
From $8,629
Compare at $8,890
IGI | 3.01ct | Oval | H | SI2 | Ideal
From $9,001
Compare at $9,312
Save 16.9%IGI | 3.03ct | Pear | L | VS1 | Ideal
From $9,085
Compare at $10,929
IGI | 3.02ct | Radiant | K | SI1 | Ideal
From $9,150
IGI | 3.01ct | Pear | J | SI2 | Ideal
From $9,154
Compare at $9,196
IGI | 3.02ct | Oval | K | SI2 | Ideal
From $9,183
Compare at $9,225
IGI | 3.01ct | Marquise | L | SI2 | Ideal
From $9,203
Compare at $9,246
IGI | 3.01ct | Oval | K | SI2 | Ideal
From $9,217
Compare at $9,260
IGI | 3.01ct | Pear | K | SI1 | Ideal
From $9,220
Compare at $10,080
HRD | 3.01ct | Oval | I | SI2 | Ideal
From $9,255
Compare at $9,297
HRD | 3.01ct | Heart | H | SI2 | Ideal
From $9,349
Compare at $9,812
IGI | 3.02ct | Emerald | K | SI1 | Ideal
From $9,415
Compare at $9,706
GIA | 3.01ct | Cushion | L | VS2 | Ideal
From $9,421
Compare at $9,464
IGI | 3.01ct | Oval | I | SI2 | Ideal
From $9,487
Compare at $10,420
IGI | 3.01ct | Oval | K | SI2 | Very Good
From $9,495
Compare at $9,966
IGI | 3.01ct | Pear | J | SI2 | Ideal
From $9,638
Compare at $9,682
IGI | 3.04ct | Oval | K | SI1 | Ideal
From $9,650
Compare at $10,558
IGI | 3.01ct | Pear | K | SI1 | Ideal
From $9,669
Compare at $9,890
IGI | 3.01ct | Oval | K | SI2 | Ideal
From $9,710
Compare at $9,755
IGI | 3.01ct | Oval | L | SI2 | Excellent
From $9,797
Compare at $10,070
GIA | 3.01ct | Emerald | L | VS2 | Ideal
From $9,806
Compare at $9,851
IGI | 3.01ct | Pear | K | SI1 | Ideal
From $9,890
Compare at $10,826
IGI | 3.01ct | Heart | K | SI2 | Ideal
From $9,932
Compare at $10,117
Save 14.6%GIA | 3.01ct | Emerald | K | SI2 | Very Good
From $9,987
Compare at $11,695
HRD | 3ct | Heart | H | SI2 | Ideal
From $10,135
Compare at $10,423
Save 17%IGI | 3.02ct | Oval | K | SI2 | Ideal
From $10,196
Compare at $12,281
Save 11.4%GIA | 3.02ct | Cushion | K | SI2 | Ideal
From $10,199
Compare at $11,510
GIA | 3.01ct | Oval | L | VS1 | Excellent
From $10,240
Compare at $10,430
IGI | 3.02ct | Pear | K | SI1 | Ideal
From $10,258
Compare at $10,260
Save 17.7%GIA | 3.03ct | Cushion | K | VS2 | Very Good
From $10,273
Compare at $12,481
Save 10.3%IGI | 3.01ct | Emerald | I | SI2 | Excellent
From $10,303
Compare at $11,490
IGI | 3.01ct | Heart | J | SI2 | Ideal
From $10,321
Compare at $10,513
IGI | 3.01ct | Heart | I | SI2 | Ideal
From $10,410
Compare at $10,926
IGI | 3.01ct | Pear | K | SI2 | Ideal
From $10,425
Compare at $10,673
HRD | 3ct | Pear | H | I1 | Ideal
From $10,429
Compare at $10,945
IGI | 3.03ct | Princess | K | VS1 | Excellent
From $10,520
Save 38.6%GIA | 3.01ct | Pear | L | SI2 | Excellent
From $10,529
Compare at $17,146
IGI | 3.01ct | Emerald | K | VS2 | Ideal
From $10,551
Compare at $10,555
IGI | 3.01ct | Oval | K | SI1 | Very Good
From $10,558
Compare at $10,560
Save 17.3%IGI | 3.01ct | Princess | I | SI2 | Ideal
From $10,641
Compare at $12,870
Entry pricing in this category starts around $883.
What to Know When Shopping for 3 Carat Natural Diamonds
- Always compare identical certified diamonds across retailers. Identical certificate numbers can have price differences of $123,964 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 $37,163 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 5,338 comparable stones in this segment. Prices start around $883 and go up to $124,847.
Based on the latest market data, the average asking price is about $39,031 with a median around $37,163.
The observed spread is roughly $123,964 across tracked listings, which is about 99.3% 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 $39,031. The median price is $37,163, 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 10 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 $123,964 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.
3 Carat Round Natural Diamond Prices
3 Carat Oval Natural Diamond Prices
3 Carat Cushion Natural Diamond Prices
3 Carat Emerald Natural Diamond Prices
3 Carat Pear Natural Diamond Prices
3 Carat Radiant Natural Diamond Prices
3 Carat Heart Natural Diamond Prices
3 Carat Princess Natural Diamond Prices
3 Carat Marquise Natural Diamond Prices
3 Carat Asscher Natural Diamond Prices
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