0.5 Carat Oval Natural Diamond Prices Comparison
As of May 2026, 0.5 carat oval natural diamonds usually range from $268 to $2,552, with an average price of $1,012.In the last month, prices for these diamonds are down 1%.Compare 6,421 verified listings across 9 retailers tracked by CaratRadar.
0.5 Carat Oval Natural Diamond Market Overview
CaratRadar currently tracks 6,421 verified 0.5-carat oval natural diamonds listed across 9 online retailers. Prices in this segment range from $268 to $2,552, with an average asking price of $1,012 and a median of $951.
The price spread of $2,284 (89.5% 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.
6,421 diamonds tracked in this segment
Price range: $268 to $2,552
Average price: $1,012
Median price: $951
Available across 9 retailers
Savings potential: up to 89.5%
Price Range Overview
As of May 29, 2026Real market range for this carat, shape, and diamond type.
6,421
$268
$1,012
$951
$2,552
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 29%GIA | 0.5ct | Oval | L | SI1 | Very Good
From $311
Compare at $438
Save 45.7%GIA | 0.5ct | Oval | L | VS2 | Excellent
From $318
Compare at $586
Save 33.6%GIA | 0.5ct | Oval | J | SI2 | Excellent
From $340
Compare at $512
Save 28.4%GIA | 0.5ct | Oval | J | SI1 | Very Good
From $359
Compare at $502
Save 23.4%GIA | 0.5ct | Oval | L | VS1 | Very Good
From $363
Compare at $474
Save 13.4%GIA | 0.5ct | Oval | K | SI2 | Ideal
From $368
Compare at $425
Save 33.2%GIA | 0.5ct | Oval | I | SI2 | Excellent
From $368
Compare at $551
Save 24.5%GIA | 0.54ct | Oval | K | SI1 | Very Good
From $372
Compare at $493
Save 13.6%GIA | 0.5ct | Oval | K | SI1 | Very Good
From $376
Compare at $435
Save 24.4%GIA | 0.5ct | Oval | K | VS2 | Ideal
From $378
Compare at $500
Save 27.8%GIA | 0.5ct | Oval | L | SI2 | Excellent
From $379
Compare at $525
Save 37.8%GIA | 0.5ct | Oval | L | SI2 | Ideal
From $383
Compare at $616
GIA | 0.55ct | Oval | K | SI1 | Excellent
From $388
Compare at $403
Save 18.9%GIA | 0.51ct | Oval | F | SI2 | Excellent
From $390
Compare at $481
IGI | 0.54ct | Oval | K | VS2 | Ideal
From $390
Compare at $396
Save 30.4%GIA | 0.5ct | Oval | K | VS2 | Excellent
From $393
Compare at $565
Save 30%GIA | 0.5ct | Oval | K | SI2 | Excellent
From $394
Compare at $563
Save 23.6%IGI | 0.5ct | Oval | K | VS1 | Very Good
From $397
Compare at $520
Save 22.9%GIA | 0.51ct | Oval | J | SI1 | Excellent
From $398
Compare at $516
Save 27.2%GIA | 0.5ct | Oval | I | SI1 | Excellent
From $398
Compare at $547
Save 26.2%GIA | 0.5ct | Oval | L | VVS1 | Excellent
From $402
Compare at $545
Save 28.2%GIA | 0.51ct | Oval | L | VVS2 | Excellent
From $404
Compare at $563
Save 28.2%GIA | 0.5ct | Oval | K | VS1 | Excellent
From $408
Compare at $568
GIA | 0.53ct | Oval | L | SI2 | Excellent
From $412
Compare at $452
Save 26.5%GIA | 0.5ct | Oval | L | VS1 | Excellent
From $413
Compare at $562
Save 32.2%GIA | 0.5ct | Oval | J | SI1 | Good
From $417
Compare at $615
Save 26.6%GIA | 0.5ct | Oval | L | VS1 | Excellent
From $417
Compare at $568
GIA | 0.55ct | Oval | J | VS2 | Ideal
From $421
Compare at $453
Save 21.3%GIA | 0.5ct | Oval | J | SI2 | Excellent
From $423
Compare at $537
Save 34.7%GIA | 0.5ct | Oval | K | VS1 | Excellent
From $425
Compare at $651
Save 34.3%GIA | 0.5ct | Oval | K | VS1 | Excellent
From $425
Compare at $647
IGI | 0.53ct | Oval | K | VVS1 | Very Good
From $425
Compare at $467
IGI | 0.5ct | Oval | K | VVS2 | Very Good
From $425
Compare at $452
Save 10.3%IGI | 0.51ct | Oval | J | VS2 | Ideal
From $425
Compare at $474
Save 16.5%GIA | 0.5ct | Oval | K | VS2 | Very Good
From $426
Compare at $510
IGI | 0.52ct | Oval | K | VVS2 | Very Good
From $430
Compare at $460
Save 41.2%GIA | 0.51ct | Oval | I | SI2 | Excellent
From $431
Compare at $733
GIA | 0.5ct | Oval | K | SI2 | Excellent
From $431
Compare at $472
IGI | 0.53ct | Oval | K | VS2 | Very Good
From $431
Compare at $437
IGI | 0.5ct | Oval | K | VVS1 | Very Good
From $435
Compare at $464
Save 39.6%GIA | 0.5ct | Oval | I | SI1 | Very Good
From $439
Compare at $727
Save 17%GIA | 0.5ct | Oval | J | VS2 | Very Good
From $439
Compare at $529
Save 39.6%GIA | 0.5ct | Oval | I | SI1 | Excellent
From $444
Compare at $735
Save 10.5%IGI | 0.5ct | Oval | J | VS1 | Very Good
From $445
Compare at $497
GIA | 0.51ct | Oval | H | SI2 | Ideal
From $447
Compare at $483
Save 18.2%GIA | 0.51ct | Oval | J | SI2 | Excellent
From $448
Compare at $548
Save 21.4%GIA | 0.5ct | Oval | K | SI1 | Excellent
From $448
Compare at $570
GIA | 0.54ct | Oval | H | SI1 | Ideal
From $448
Compare at $472
Save 17%GIA | 0.51ct | Oval | I | SI1 | Very Good
From $449
Compare at $541
GIA | 0.5ct | Oval | F | SI2 | Ideal
From $450
Compare at $476
Entry pricing in this category starts around $268.
What to Know When Shopping for 0.5 Carat Oval Natural Diamonds
- Always compare identical certified diamonds across retailers. Identical certificate numbers can have price differences of $2,284 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 $951 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 6,421 comparable stones in this segment. Prices start around $268 and go up to $2,552.
Based on the latest market data, the average asking price is about $1,012 with a median around $951.
The observed spread is roughly $2,284 across tracked listings, which is about 89.5% 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 $1,012. The median price is $951, 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 $2,284 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 0.5 carat Oval diamonds.