0.5 Carat Round Natural Diamond Prices Comparison
As of April 2026, 0.5 carat round natural diamonds usually range from $189 to $2,719, with an average price of $1,067.In the last month, prices for these diamonds are down 1.7%.Compare 31,585 verified listings across 7 retailers tracked by CaratRadar.
0.5 Carat Round Natural Diamond Market Overview
CaratRadar currently tracks 31,585 verified 0.5-carat round natural diamonds listed across 7 online retailers. Prices in this segment range from $189 to $2,719, with an average asking price of $1,067 and a median of $1,002.
The price spread of $2,530 (93.0% 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.
31,585 diamonds tracked in this segment
Price range: $189 to $2,719
Average price: $1,067
Median price: $1,002
Available across 7 retailers
Savings potential: up to 93.0%
Price Range Overview
As of Apr 14, 2026Real market range for this carat, shape, and diamond type.
31,585
$189
$1,067
$1,002
$2,719
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 39%GIA | 0.5ct | Round | E | VVS1 | Good
From $1,213
Compare at $1,988
Save 18.7%GIA | 0.5ct | Round | K | VVS2 | Ideal
From $512
Compare at $630
Save 13.3%GIA | 0.5ct | Round | G | VVS2 | Good
From $711
Compare at $820
Save 16.7%GIA | 0.5ct | Round | E | VVS2 | Ideal
From $1,038
Compare at $1,246
GIA | 0.5ct | Round | E | VVS2 | Ideal
From $1,055
Compare at $1,145
GIA | 0.5ct | Round | D | VS2 | Ideal
From $1,010
Compare at $1,070
GIA | 0.5ct | Round | D | VVS1 | Very Good
From $1,407
Compare at $1,410
GIA | 0.5ct | Round | H | VVS2 | Ideal
From $781
Compare at $830
GIA | 0.5ct | Round | E | VVS1 | Ideal
From $1,279
Compare at $1,280
GIA | 0.5ct | Round | J | IF | Ideal
From $620
Compare at $671
Save 13%GIA | 0.5ct | Round | G | VVS2 | Excellent
From $910
Compare at $1,046
Save 21.6%GIA | 0.5ct | Round | E | VVS1 | Excellent
From $1,240
Compare at $1,582
GIA | 0.5ct | Round | H | VVS1 | Ideal
From $748
Compare at $750
GIA | 0.5ct | Round | G | IF | Ideal
From $946
Compare at $950
Save 24.8%GIA | 0.5ct | Round | F | SI1 | Ideal
From $760
Compare at $1,011
Save 17.1%GIA | 0.5ct | Round | F | SI2 | Very Good
From $616
Compare at $743
Save 24.5%GIA | 0.5ct | Round | H | SI1 | Very Good
From $664
Compare at $880
Save 32.7%GIA | 0.5ct | Round | I | VVS2 | Ideal
From $696
Compare at $1,034
Save 27.4%GIA | 0.5ct | Round | H | SI1 | Ideal
From $648
Compare at $892
Save 31.8%GIA | 0.5ct | Round | E | SI1 | Ideal
From $696
Compare at $1,021
Save 28.8%GIA | 0.5ct | Round | E | VS2 | Ideal
From $950
Compare at $1,335
Save 28.8%GIA | 0.5ct | Round | G | SI2 | Ideal
From $612
Compare at $859
Save 24.8%GIA | 0.5ct | Round | E | VS2 | Ideal
From $804
Compare at $1,069
Save 30.2%GIA | 0.5ct | Round | F | VS2 | Good
From $1,219
Compare at $1,746
Save 27.9%GIA | 0.5ct | Round | G | VS2 | Excellent
From $1,194
Compare at $1,656
Save 30.9%GIA | 0.5ct | Round | D | SI2 | Ideal
From $736
Compare at $1,065
Save 13.9%GIA | 0.5ct | Round | F | VVS2 | Ideal
From $934
Compare at $1,085
Save 28.8%GIA | 0.5ct | Round | F | SI2 | Ideal
From $662
Compare at $930
Save 28.6%GIA | 0.5ct | Round | J | VS2 | Ideal
From $561
Compare at $786
GIA | 0.5ct | Round | F | SI1 | Ideal
From $657
Compare at $660
Save 29.1%GIA | 0.5ct | Round | D | VVS2 | Ideal
From $1,027
Compare at $1,448
Save 29.5%GIA | 0.5ct | Round | H | VS2 | Ideal
From $716
Compare at $1,015
Save 18.8%GIA | 0.5ct | Round | D | VS1 | Very Good
From $740
Compare at $911
Save 28.8%GIA | 0.5ct | Round | K | SI1 | Ideal
From $513
Compare at $720
Save 23.4%GIA | 0.5ct | Round | H | VS2 | Ideal
From $714
Compare at $932
Save 15.3%GIA | 0.5ct | Round | F | VVS2 | Ideal
From $1,120
Compare at $1,323
Save 19.9%GIA | 0.5ct | Round | G | IF | Excellent
From $860
Compare at $1,073
GIA | 0.5ct | Round | G | VS2 | Ideal
From $895
Compare at $962
GIA | 0.5ct | Round | D | VS1 | Excellent
From $939
Compare at $945
Save 11.1%GIA | 0.5ct | Round | F | VVS1 | Excellent
From $1,129
Compare at $1,270
GIA | 0.5ct | Round | H | VVS1 | Ideal
From $870
Compare at $940
Save 28.8%GIA | 0.5ct | Round | H | SI1 | Ideal
From $672
Compare at $944
GIA | 0.5ct | Round | G | SI2 | Ideal
From $587
Compare at $608
Save 25.2%GIA | 0.5ct | Round | G | IF | Ideal
From $934
Compare at $1,248
Save 29.6%GIA | 0.5ct | Round | F | VS2 | Ideal
From $912
Compare at $1,296
Save 24.5%GIA | 0.5ct | Round | E | SI1 | Ideal
From $675
Compare at $894
Save 28.7%GIA | 0.5ct | Round | H | SI1 | Ideal
From $688
Compare at $965
Save 17.4%GIA | 0.5ct | Round | H | SI2 | Ideal
From $660
Compare at $799
GIA | 0.5ct | Round | F | VVS1 | Good
From $1,754
Compare at $1,890
Save 28.8%GIA | 0.5ct | Round | F | SI2 | Ideal
From $684
Compare at $961
Entry pricing in this category starts around $189.
What to Know When Shopping for 0.5 Carat Round Natural Diamonds
- Always compare identical certified diamonds across retailers. Identical certificate numbers can have price differences of $2,530 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 $1,002 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 31,585 comparable stones in this segment. Prices start around $189 and go up to $2,719.
Based on the latest market data, the average asking price is about $1,067 with a median around $1,002.
The observed spread is roughly $2,530 across tracked listings, which is about 93.0% 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 $1,002, 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 $2,530 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 Round diamonds.