9 Carat Round Natural Diamond Prices Comparison
As of May 2026, 9 carat round natural diamonds usually range from $54,659 to $847,473, with an average price of $249,111.In the last month, prices for these diamonds are down 2.1%.Compare 22 verified listings across 7 retailers tracked by CaratRadar.
9 Carat Round Natural Diamond Market Overview
CaratRadar currently tracks 22 verified 9-carat round natural diamonds listed across 7 online retailers. Prices in this segment range from $54,659 to $847,473, with an average asking price of $249,111 and a median of $239,682.
The price spread of $792,814 (93.6% 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.
22 diamonds tracked in this segment
Price range: $54,659 to $847,473
Average price: $249,111
Median price: $239,682
Available across 7 retailers
Savings potential: up to 93.6%
Price Range Overview
As of May 29, 2026Real market range for this carat, shape, and diamond type.
22
$54,659
$249,111
$239,682
$847,473
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 26.6%GIA | 9.08ct | Round | L | VS2 | Excellent
From $127,239
Compare at $173,309
IGI | 9.01ct | Round | J | VS2 | Excellent
From $133,345
Compare at $150,788
Save 33.3%GIA | 9.02ct | Round | J | SI2 | Excellent
From $142,878
Compare at $214,219
Save 10.3%IGI | 9.07ct | Round | J | VS1 | Excellent
From $146,150
Compare at $162,895
Save 11.6%IGI | 9.02ct | Round | I | SI1 | Excellent
From $146,500
Compare at $165,685
Save 11.7%IGI | 9.01ct | Round | I | VS2 | Excellent
From $154,595
Compare at $175,063
Save 28.3%GIA | 9.01ct | Round | K | SI2 | Excellent
From $156,793
Compare at $218,581
GIA | 9.02ct | Round | I | SI2 | Excellent
From $157,661
Compare at $165,076
IGI | 9.01ct | Round | J | VS1 | Excellent
From $194,945
Compare at $222,936
IGI | 9.02ct | Round | I | VS1 | Excellent
From $195,160
Compare at $226,848
HRD | 9.04ct | Round | H | VS1 | Ideal
From $202,380
Compare at $285,394

GIA | 9.01ct | Round | I | VS2 | Excellent
From $211,947
Compare at $233,569
Save 19.6%GIA | 9.08ct | Round | I | SI1 | Very Good
From $215,459
Compare at $267,946
GIA | 9.06ct | Round | E | SI2 | Excellent
From $245,795
Compare at $308,943
GIA | 9.05ct | Round | H | VVS2 | Excellent
From $264,120
Compare at $369,201
Save 31.7%GIA | 9.02ct | Round | I | VS1 | Ideal
From $292,065
Compare at $427,554

IGI | 9.02ct | Round | G | VS1 | Excellent
From $292,070
Compare at $305,605
Save 13.9%GIA | 9.01ct | Round | G | VS1 | Excellent
From $319,134
Compare at $370,613

GIA | 9.03ct | Round | I | VVS1 | Excellent
From $353,450
Compare at $369,654

GIA | 9.01ct | Round | H | VS1 | Excellent
From $360,165
Compare at $361,689
Save 29.6%GIA | 9.04ct | Round | F | VVS1 | Excellent
From $577,941
Compare at $821,458
Save 22.1%GIA | 9.09ct | Round | D | FL | Ideal
From $894,530
Compare at $1,148,673
Entry pricing in this category starts around $54,659.
What to Know When Shopping for 9 Carat Round Natural Diamonds
- Always compare identical certified diamonds across retailers. Identical certificate numbers can have price differences of $792,814 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 $239,682 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.
- 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 22 comparable stones in this segment. Prices start around $54,659 and go up to $847,473.
Based on the latest market data, the average asking price is about $249,111 with a median around $239,682.
The observed spread is roughly $792,814 across tracked listings, which is about 93.6% 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 $249,111. The median price is $239,682, 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 $792,814 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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