4.5 Carat Oval Natural Diamond Prices Comparison
As of July 2026, 4.5 carat oval natural diamonds usually range from $6,426 to $216,102, with an average price of $82,371.In the last month, prices for these diamonds are flat -0%.Compare 33 verified listings across 9 retailers tracked by CaratRadar.
4.5 Carat Oval Natural Diamond Market Overview
CaratRadar currently tracks 33 verified 4.5-carat oval natural diamonds listed across 9 online retailers. Prices in this segment range from $6,426 to $216,102, with an average asking price of $82,371 and a median of $78,906.
The price spread of $209,676 (97.0% 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.
33 diamonds tracked in this segment
Price range: $6,426 to $216,102
Average price: $82,371
Median price: $78,906
Available across 9 retailers
Savings potential: up to 97.0%
Price Range Overview
As of Jul 12, 2026Real market range for this carat, shape, and diamond type.
33
$6,426
$82,371
$78,906
$216,102
Price History
Price Comparison Matrix
Live Listings
See all listingsCompare current retailer offers for this exact segment and open any listing for full details.
IGI | 4.51ct | Oval | I | I1 | Ideal
From $19,077
Compare at $20,592
Save 16.3%IGI | 4.51ct | Oval | K | VS2 | Ideal
From $25,622
Compare at $30,606
Save 16.4%IGI | 4.5ct | Oval | I | SI2 | Ideal
From $31,973
Compare at $38,224
GIA | 4.5ct | Oval | K | VS2 | Ideal
From $37,536
Compare at $39,155
IGI | 4.5ct | Oval | I | SI1 | Very Good
From $37,680
Compare at $38,660
Save 30.2%GIA | 4.52ct | Oval | I | SI2 | Ideal
From $47,580
Compare at $68,131
GIA | 4.51ct | Oval | J | SI2 | Excellent
From $48,731
Compare at $50,852
Save 32.9%GIA | 4.51ct | Oval | J | SI2 | Ideal
From $48,753
Compare at $72,626
Save 15.4%IGI | 4.53ct | Oval | I | VS1 | Ideal
From $50,589
Compare at $59,831
GIA | 4.5ct | Oval | J | VS2 | Ideal
From $52,358
Compare at $54,820
GIA | 4.53ct | Oval | K | VS2 | Very Good
From $52,422
Compare at $57,717
Save 32.9%GIA | 4.52ct | Oval | K | VS1 | Excellent
From $52,440
Compare at $78,119
Save 14.9%GIA | 4.58ct | Oval | I | SI2 | Ideal
From $54,248
Compare at $63,732
GIA | 4.51ct | Oval | I | SI2 | Ideal
From $55,235
Compare at $56,039
GIA | 4.5ct | Oval | J | SI1 | Excellent
From $55,436
Compare at $56,376
GIA | 4.51ct | Oval | I | SI2 | Excellent
From $57,645
Compare at $59,652
GIA | 4.5ct | Oval | H | SI2 | Excellent
From $64,031
Compare at $67,129
GIA | 4.55ct | Oval | H | SI2 | Good
From $65,579
Compare at $67,332
GIA | 4.51ct | Oval | I | SI1 | Very Good
From $68,716
Compare at $70,404
GIA | 4.5ct | Oval | I | SI1 | Very Good
From $72,066
Compare at $72,995
GIA | 4.53ct | Oval | I | VS2 | Excellent
From $73,512
Compare at $74,142
GIA | 4.5ct | Oval | G | VS2 | Very Good
From $92,937
Compare at $97,283
Save 32.2%GIA | 4.51ct | Oval | G | VS2 | Excellent
From $94,120
Compare at $138,918
Save 10.1%GIA | 4.51ct | Oval | F | SI1 | Ideal
From $95,930
Compare at $106,739
Save 14.5%GIA | 4.53ct | Oval | E | VS2 | Excellent
From $96,125
Compare at $112,481
Save 32.2%GIA | 4.5ct | Oval | G | VS2 | Ideal
From $96,674
Compare at $142,680
GIA | 4.55ct | Oval | F | VS2 | Excellent
From $97,425
Compare at $103,016
Save 13.4%GIA | 4.5ct | Oval | D | SI1 | Excellent
From $98,815
Compare at $114,120
GIA | 4.51ct | Oval | F | VS2 | Excellent
From $106,378
Compare at $107,288
GIA | 4.52ct | Oval | F | VS2 | Excellent
From $108,049
Compare at $113,278
Save 35%GIA | 4.52ct | Oval | F | VS1 | Ideal
From $111,898
Compare at $172,038
GIA | 4.51ct | Oval | F | VS1 | Excellent
From $118,330
Compare at $119,342
Save 27.6%GIA | 4.5ct | Oval | D | VS2
From $150,940
Compare at $208,538
Entry pricing in this category starts around $6,426.
What to Know When Shopping for 4.5 Carat Oval Natural Diamonds
- Always compare identical certified diamonds across retailers. Identical certificate numbers can have price differences of $209,676 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 $78,906 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.
- Oval diamonds can appear larger than rounds of the same carat weight due to their elongated face-up area. Watch for the bow-tie effect in lower-quality cuts.
Frequently Asked Questions
We currently track 33 comparable stones in this segment. Prices start around $6,426 and go up to $216,102.
Based on the latest market data, the average asking price is about $82,371 with a median around $78,906.
The observed spread is roughly $209,676 across tracked listings, which is about 97.0% 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 $82,371. The median price is $78,906, 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 9 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 $209,676 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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Tracking Natural inventory for 4.5 carat Oval diamonds.