0.5 Carat Oval Lab Grown Diamond Prices Comparison
As of February 2026, 0.5 carat oval lab grown diamonds usually range from $178 to $6,843, with an average price of $390.In the last month, prices for these diamonds are down 4%.Compare 2,359 verified listings across 7 retailers tracked by CaratRadar.
0.5 Carat Oval Lab Grown Diamond Market Overview
CaratRadar currently tracks 2,359 verified 0.5-carat oval lab grown diamonds listed across 7 online retailers. Prices in this segment range from $178 to $6,843, with an average asking price of $390 and a median of $294.
The price spread of $6,665 (97.4% 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.
2,359 diamonds tracked in this segment
Price range: $178 to $6,843
Average price: $390
Median price: $294
Available across 7 retailers
Savings potential: up to 97.4%
Price Range Overview
As of Feb 28, 2026Real market range for this carat, shape, and diamond type.
2,359
$178
$390
$294
$6,843
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 27.8%0.46ct | Oval | E | VS1 | Ideal
From $274
Compare at $380
IGISave 39%0.46ct | Oval | E | SI1 | Ideal
From $274
Compare at $449
IGISave 62.4%0.46ct | Oval | D | VS2 | Very Good
From $314
Compare at $834
IGISave 41.7%0.46ct | Oval | D | VS2 | Ideal
From $269
Compare at $461
IGISave 41.7%0.46ct | Oval | D | VS2 | Ideal
From $269
Compare at $461
IGISave 41.7%0.46ct | Oval | E | VVS2 | Ideal
From $286
Compare at $490
IGISave 63.2%0.46ct | Oval | D | VVS1 | Very Good
From $286
Compare at $776
IGISave 62.4%0.46ct | Oval | E | VVS2 | Very Good
From $314
Compare at $834
IGISave 41.2%0.46ct | Oval | D | VVS1 | Ideal
From $354
Compare at $601
IGISave 46.8%0.46ct | Oval | E | VS1 | Excellent
From $218
Compare at $410
IGISave 49.2%0.46ct | Oval | D | VVS1 | Ideal
From $639
Compare at $1,258
IGISave 41.7%0.46ct | Oval | D | VS1 | Ideal
From $286
Compare at $490
IGISave 38%0.46ct | Oval | D | VVS2 | Excellent
From $243
Compare at $392
IGISave 49.9%0.46ct | Oval | D | VS1 | Ideal
From $222
Compare at $443
IGISave 63.2%0.46ct | Oval | D | VVS1 | Ideal
From $286
Compare at $776
IGISave 43.5%0.46ct | Oval | D | VVS2 | Excellent
From $243
Compare at $430
IGISave 41.5%0.46ct | Oval | D | VVS1 | Good
From $287
Compare at $491
IGISave 38%0.46ct | Oval | D | VVS2 | Good
From $243
Compare at $392
IGISave 49.3%0.46ct | Oval | D | VS2 | Ideal
From $220
Compare at $434
IGISave 62.6%0.46ct | Oval | D | VVS1 | Very Good
From $305
Compare at $815
IGISave 22.3%0.46ct | Oval | D | VVS1 | Very Good
From $311
Compare at $400
IGISave 51.3%0.46ct | Oval | D | VS1 | Ideal
From $315
Compare at $647
IGISave 33.4%0.46ct | Oval | D | VVS2 | Ideal
From $300
Compare at $450
IGISave 51.3%0.46ct | Oval | D | VS1 | Ideal
From $315
Compare at $647
IGISave 44.3%0.46ct | Oval | E | VVS2 | Good
From $234
Compare at $420
IGISave 51.3%0.46ct | Oval | D | VS1 | Ideal
From $315
Compare at $647
IGISave 59.6%0.46ct | Oval | D | VVS2 | Ideal
From $276
Compare at $683
IGISave 74.1%0.46ct | Oval | H | VS1 | Ideal
From $450
Compare at $1,739
IGISave 41.7%0.46ct | Oval | D | VS1 | Ideal
From $286
Compare at $490
IGISave 41.7%0.46ct | Oval | D | VS2 | Ideal
From $269
Compare at $461
IGISave 38.8%0.46ct | Oval | E | VS2 | Ideal
From $276
Compare at $451
IGISave 41.7%0.46ct | Oval | D | VS2 | Ideal
From $269
Compare at $461
IGISave 41.7%0.46ct | Oval | D | VS2 | Ideal
From $269
Compare at $461
IGISave 41.5%0.46ct | Oval | D | VVS1 | Good
From $287
Compare at $491
IGISave 51.3%0.46ct | Oval | D | VS1 | Ideal
From $315
Compare at $647
IGISave 33.4%0.46ct | Oval | D | VVS2 | Very Good
From $300
Compare at $450
IGISave 48.9%0.46ct | Oval | D | VS1 | Very Good
From $236
Compare at $462
IGISave 38.6%0.46ct | Oval | E | VVS2 | Very Good
From $292
Compare at $475
IGISave 41.6%0.46ct | Oval | D | VVS1 | Very Good
From $295
Compare at $505
IGISave 38.6%0.46ct | Oval | D | VS1 | Very Good
From $292
Compare at $475
IGISave 38.6%0.46ct | Oval | D | VS1 | Very Good
From $292
Compare at $475
IGISave 42.9%0.46ct | Oval | D | VVS2 | Very Good
From $250
Compare at $438
IGISave 38.6%0.46ct | Oval | D | VS1 | Very Good
From $292
Compare at $475
IGISave 41.6%0.46ct | Oval | D | VVS1 | Ideal
From $295
Compare at $505
IGISave 43.3%0.46ct | Oval | D | VVS1 | Ideal
From $295
Compare at $520
IGISave 52.4%0.46ct | Oval | D | VVS2 | Very Good
From $289
Compare at $608
IGISave 63.2%0.46ct | Oval | D | VVS1 | Good
From $284
Compare at $772
IGISave 43%0.46ct | Oval | D | VVS2 | Very Good
From $243
Compare at $426
IGISave 33.4%0.46ct | Oval | D | VVS2 | Very Good
From $300
Compare at $450
IGISave 39.8%0.46ct | Oval | D | VS1 | Very Good
From $292
Compare at $485
Entry pricing in this category starts around $178.
What to Know When Shopping for 0.5 Carat Oval Lab Grown Diamonds
- Always compare identical certified diamonds across retailers. Identical certificate numbers can have price differences of $6,665 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 $294 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 2,359 comparable stones in this segment. Prices start around $178 and go up to $6,843.
Based on the latest market data, the average asking price is about $390 with a median around $294.
The observed spread is roughly $6,665 across tracked listings, which is about 97.4% 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 $294, 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 $6,665 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 0.5 carat Oval diamonds.