0.3 Carat Emerald Lab Grown Diamond Prices Comparison
As of April 2026, 0.3 carat emerald lab grown diamonds usually range from $100 to $675, with an average price of $253.In the last month, prices for these diamonds are down 0.4%.Compare 250 verified listings across 5 retailers tracked by CaratRadar.
0.3 Carat Emerald Lab Grown Diamond Market Overview
CaratRadar currently tracks 250 verified 0.3-carat emerald lab grown diamonds listed across 5 online retailers. Prices in this segment range from $100 to $675, with an average asking price of $253 and a median of $249.
The price spread of $575 (85.1% 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.
250 diamonds tracked in this segment
Price range: $100 to $675
Average price: $253
Median price: $249
Available across 5 retailers
Savings potential: up to 85.1%
Price Range Overview
As of Apr 13, 2026Real market range for this carat, shape, and diamond type.
250
$100
$253
$249
$675
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 36.2%IGI | 0.3ct | Emerald | G | VS1 | Ideal
From $192
Compare at $300
Save 36.2%IGI | 0.3ct | Emerald | G | VS1 | Ideal
From $192
Compare at $300
Save 36.2%IGI | 0.3ct | Emerald | G | VS1 | Ideal
From $192
Compare at $300
Save 38.2%IGI | 0.3ct | Emerald | G | VVS2 | Ideal
From $192
Compare at $310
Save 34.7%IGI | 0.3ct | Emerald | E | VS2 | Ideal
From $196
Compare at $300
Save 20.7%IGI | 0.3ct | Emerald | D | VVS2 | Excellent
From $194
Compare at $245
IGI | 0.3ct | Emerald | D | VVS1 | Very Good
From $270
Compare at $281
Save 20.9%IGI | 0.3ct | Emerald | E | VS1 | Excellent
From $206
Compare at $261
Save 20.8%IGI | 0.3ct | Emerald | E | VVS2 | Good
From $214
Compare at $270
Save 31.2%IGI | 0.3ct | Emerald | D | VVS1 | Ideal
From $206
Compare at $300
Save 34.1%IGI | 0.3ct | Emerald | D | VVS2 | Ideal
From $191
Compare at $290
Save 34.1%IGI | 0.3ct | Emerald | D | VVS2 | Ideal
From $191
Compare at $290
Save 34%IGI | 0.3ct | Emerald | D | VVS2 | Excellent
From $191
Compare at $290
Save 18.6%IGI | 0.3ct | Emerald | D | VVS1 | Very Good
From $261
Compare at $320
IGI | 0.3ct | Emerald | D | VVS1 | Very Good
From $281
Compare at $290
Save 33.3%IGI | 0.3ct | Emerald | D | VS1 | Very Good
From $193
Compare at $290
Save 23.6%IGI | 0.3ct | Emerald | E | VVS1 | Very Good
From $229
Compare at $300
Save 41.7%IGI | 0.3ct | Emerald | G | VVS2 | Very Good
From $169
Compare at $290
Save 33.6%IGI | 0.3ct | Emerald | D | VVS2 | Very Good
From $199
Compare at $300
Save 33.6%IGI | 0.3ct | Emerald | D | VVS2 | Ideal
From $199
Compare at $300
Save 34%IGI | 0.3ct | Emerald | D | VVS2 | Very Good
From $191
Compare at $290
IGI | 0.3ct | Emerald | D | VS1 | Very Good
From $156
Compare at $250
Save 36.2%IGI | 0.31ct | Emerald | G | VS1 | Ideal
From $198
Compare at $310
Save 36.1%IGI | 0.31ct | Emerald | G | VVS2 | Ideal
From $198
Compare at $310
Save 36.2%IGI | 0.31ct | Emerald | G | VS2 | Ideal
From $198
Compare at $310
Save 36.2%IGI | 0.31ct | Emerald | G | VS1 | Ideal
From $198
Compare at $310
Save 36.2%IGI | 0.31ct | Emerald | G | VS1 | Ideal
From $198
Compare at $310
IGI | 0.31ct | Emerald | E | IF | Very Good
From $343
Compare at $350
Save 42.4%IGI | 0.31ct | Emerald | D | VVS1 | Ideal
From $173
Compare at $300
Save 29.8%IGI | 0.31ct | Emerald | E | VVS1 | Ideal
From $246
Compare at $350
Save 23.6%IGI | 0.31ct | Emerald | E | VVS1 | Very Good
From $237
Compare at $310
Save 33.5%IGI | 0.31ct | Emerald | D | VS1 | Good
From $200
Compare at $300
Save 34.8%IGI | 0.31ct | Emerald | E | VS1 | Ideal
From $202
Compare at $310
Save 26.2%IGI | 0.31ct | Emerald | G | VVS2 | Very Good
From $241
Compare at $327
Save 40.9%IGI | 0.31ct | Emerald | D | SI1 | Ideal
From $177
Compare at $300
Save 20.9%IGI | 0.31ct | Emerald | F | IF | Ideal
From $395
Compare at $500
IGI | 0.31ct | Emerald | D | IF | Very Good
From $316
Compare at $330
Save 20.8%IGI | 0.31ct | Emerald | E | VVS2 | Very Good
From $221
Compare at $279
Save 20.6%IGI | 0.31ct | Emerald | D | VS1 | Excellent
From $190
Compare at $239
IGI | 0.31ct | Emerald | E | VS1 | Very Good
From $187
Compare at $290
Save 20.8%IGI | 0.31ct | Emerald | E | VVS2 | Excellent
From $221
Compare at $279
Save 20.8%IGI | 0.31ct | Emerald | E | VVS2 | Excellent
From $221
Compare at $279
Save 20.7%IGI | 0.31ct | Emerald | D | VVS2 | Very Good
From $201
Compare at $253
Save 20.7%IGI | 0.31ct | Emerald | D | VVS2 | Very Good
From $201
Compare at $253
Save 20.8%IGI | 0.31ct | Emerald | E | VVS2 | Excellent
From $221
Compare at $279
Save 20.8%IGI | 0.31ct | Emerald | E | VS1 | Very Good
From $213
Compare at $269
Save 20.6%IGI | 0.31ct | Emerald | D | VS1 | Very Good
From $190
Compare at $239
Save 26.3%IGI | 0.31ct | Emerald | D | VVS1 | Very Good
From $236
Compare at $320
Save 34.2%IGI | 0.31ct | Emerald | D | VVS2 | Ideal
From $198
Compare at $300
Save 34.2%IGI | 0.31ct | Emerald | D | VVS2 | Ideal
From $198
Compare at $300
Entry pricing in this category starts around $100.
What to Know When Shopping for 0.3 Carat Emerald Lab Grown Diamonds
- Always compare identical certified diamonds across retailers. Identical certificate numbers can have price differences of $575 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 $249 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.
- Emerald cuts show clarity more readily due to their step-cut facets. Consider VS2 or better clarity for this shape.
Frequently Asked Questions
We currently track 250 comparable stones in this segment. Prices start around $100 and go up to $675.
Based on the latest market data, the average asking price is about $253 with a median around $249.
The observed spread is roughly $575 across tracked listings, which is about 85.1% 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 $249, 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 5 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 $575 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 0.3 carat Emerald diamonds.