4 Carat Oval Lab Grown Diamond Prices Comparison
As of February 2026, 4 carat oval lab grown diamonds usually range from $831 to $36,370, with an average price of $2,657.In the last month, prices for these diamonds are down 4.7%.Compare 3,400 verified listings across 13 retailers tracked by CaratRadar.
4 Carat Oval Lab Grown Diamond Market Overview
CaratRadar currently tracks 3,400 verified 4-carat oval lab grown diamonds listed across 13 online retailers. Prices in this segment range from $831 to $36,370, with an average asking price of $2,657 and a median of $1,458.
The price spread of $35,539 (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 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.
3,400 diamonds tracked in this segment
Price range: $831 to $36,370
Average price: $2,657
Median price: $1,458
Available across 13 retailers
Savings potential: up to 97.7%
Price Range Overview
As of Feb 28, 2026Real market range for this carat, shape, and diamond type.
3,400
$831
$2,657
$1,458
$36,370
Price History
Price Comparison Matrix
Live Listings
See all listingsCompare current retailer offers for this exact segment and open any listing for full details.
IGISave 83.5%3.96ct | Oval | FANCY | VS1 | Very Good
From $1,211
Compare at $7,319
IGISave 49.4%3.96ct | Oval | E | VVS2 | Very Good
From $1,265
Compare at $2,499
IGISave 40.7%3.96ct | Oval | E | VS1 | Very Good
From $1,223
Compare at $2,061
IGISave 81%3.96ct | Oval | E | VS1 | Ideal
From $1,203
Compare at $6,320
GIASave 68.2%3.96ct | Oval | D | VVS1 | Excellent
From $5,258
Compare at $16,511
GIASave 54.3%3.96ct | Oval | E | VVS2 | Excellent
From $8,039
Compare at $17,580
IGISave 18.5%3.96ct | Oval | E | VS1 | Very Good
From $1,046
Compare at $1,283
IGISave 82.3%3.96ct | Oval | D | IF | Ideal
From $4,099
Compare at $23,116
IGISave 83.3%3.96ct | Oval | E | VVS2 | Excellent
From $1,142
Compare at $6,830
IGISave 85.7%3.96ct | Oval | E | VS1 | Ideal
From $1,070
Compare at $7,480
IGISave 86.3%3.96ct | Oval | E | VS1 | Excellent
From $1,078
Compare at $7,850
IGISave 62%3.96ct | Oval | F | VS1 | Ideal
From $1,188
Compare at $3,125
IGISave 74%3.96ct | Oval | E | VS2 | Ideal
From $1,311
Compare at $5,040
IGISave 62.6%3.96ct | Oval | F | VS2 | Very Good
From $1,123
Compare at $3,005
IGISave 74.3%3.96ct | Oval | D | VS2 | Ideal
From $1,323
Compare at $5,140
IGISave 79.3%3.96ct | Oval | G | VVS2 | Excellent
From $1,061
Compare at $5,120
IGISave 78.5%3.96ct | Oval | E | VS1 | Excellent
From $1,275
Compare at $5,930
IGISave 85.5%3.96ct | Oval | E | VVS2 | Ideal
From $1,272
Compare at $8,780
IGISave 72.3%3.96ct | Oval | E | VS2 | Very Good
From $1,311
Compare at $4,730
IGISave 74.1%3.96ct | Oval | D | VVS1 | Ideal
From $3,083
Compare at $11,900
IGISave 75.6%3.96ct | Oval | F | VS1 | Very Good
From $1,363
Compare at $5,580
IGISave 68.5%3.96ct | Oval | F | VS2 | Very Good
From $946
Compare at $3,005
IGISave 68.5%3.96ct | Oval | F | VS2 | Very Good
From $946
Compare at $3,005
IGISave 42.7%3.96ct | Oval | E | VVS2 | Very Good
From $1,264
Compare at $2,206
IGISave 66.6%3.96ct | Oval | F | VVS2 | Excellent
From $1,348
Compare at $4,035
IGISave 75.6%3.96ct | Oval | E | VS2 | Ideal
From $1,396
Compare at $5,710
IGISave 75.8%3.96ct | Oval | D | VS2 | Ideal
From $1,323
Compare at $5,470
IGISave 80.7%3.96ct | Oval | D | VS1 | Ideal
From $1,232
Compare at $6,380
IGISave 30.5%3.96ct | Oval | F | VS1 | Very Good
From $984
Compare at $1,417
IGISave 72.9%3.96ct | Oval | FANCY | VS1 | Ideal
From $1,394
Compare at $5,148
IGISave 68.3%3.96ct | Oval | F | VS1 | Very Good
From $990
Compare at $3,125
IGISave 79.6%3.96ct | Oval | E | VS1 | Ideal
From $1,287
Compare at $6,320
IGISave 47.6%3.96ct | Oval | G | VS1 | Very Good
From $1,038
Compare at $1,980
IGISave 66.9%3.96ct | Oval | F | VVS2 | Very Good
From $1,283
Compare at $3,880
IGISave 75.4%3.96ct | Oval | E | VS2 | Ideal
From $1,311
Compare at $5,340
IGISave 77%3.96ct | Oval | E | VS1 | Ideal
From $1,544
Compare at $6,710
IGISave 62%3.96ct | Oval | F | VS1 | Ideal
From $1,188
Compare at $3,125
IGISave 32.4%3.96ct | Oval | E | VVS2 | Excellent
From $2,835
Compare at $4,195
IGISave 81.3%3.97ct | Oval | D | VVS2 | Ideal
From $2,061
Compare at $11,000
IGISave 29.9%3.97ct | Oval | F | VS2 | Ideal
From $1,024
Compare at $1,461
IGISave 81%3.97ct | Oval | E | VVS2 | Excellent
From $1,375
Compare at $7,240
IGISave 75.1%3.97ct | Oval | F | VVS2 | Excellent
From $1,351
Compare at $5,420
IGISave 62.6%3.97ct | Oval | D | VVS2 | Ideal
From $3,020
Compare at $8,084
IGISave 81.1%3.97ct | Oval | D | VS1 | Ideal
From $1,742
Compare at $9,195
IGISave 74.2%3.97ct | Oval | D | VS2 | Very Good
From $1,326
Compare at $5,150
IGISave 68.5%3.97ct | Oval | F | VS1 | Ideal
From $988
Compare at $3,135
IGISave 78.9%3.97ct | Oval | D | VVS2 | Excellent
From $1,433
Compare at $6,780
IGISave 82.9%3.97ct | Oval | E | VVS2 | Excellent
From $1,375
Compare at $8,020
GCALSave 76.7%3.97ct | Oval | F | VS1 | Excellent
From $1,948
Compare at $8,370
IGISave 81.2%3.97ct | Oval | D | VS1 | Very Good
From $1,274
Compare at $6,780
Entry pricing in this category starts around $831.
What to Know When Shopping for 4 Carat Oval Lab Grown Diamonds
- Always compare identical certified diamonds across retailers. Identical certificate numbers can have price differences of $35,539 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 $1,458 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.
- 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 3,400 comparable stones in this segment. Prices start around $831 and go up to $36,370.
Based on the latest market data, the average asking price is about $2,657 with a median around $1,458.
The observed spread is roughly $35,539 across tracked listings, which is about 97.7% 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 $1,458, 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 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 $35,539 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 Lab Grown inventory for 4 carat Oval diamonds.