Emerald|Lab Grown|IGI

3.03ct G SI1 Emerald Lab Grown Diamond

ID • G/SI1 • IGI LG818682281

Shape and cutting style on the report: Emerald cut

Certificate IGI LG818682281

Diamond specifications and retailer prices

From $373 USD
As of November 6, 2026
Save $2,777 USD (88%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,150 USD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 3.03ct lab-grown emerald diamond

This 3.03ct lab-grown emerald sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG818682281 or 818682281. Listed at 15 retailers as of November 5, 2026, with prices from $373 to $3,150, a $2,777 spread on the same certified stone. Brilliant Earth lists it at $3,150. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.03
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818682281
Dimensions9.83 × 6.75 × 4.66 mm
L/W Ratio1.46
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.83 mm6.75 mm3.03 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818682281
Side View
Table 71.0%Crown 34.7°Girdle: MediumPavilion 41.6°Culet: LargeDepth 69.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $3,150 USD|Low: $354 USD|High: $3,150 USD|Avg: $1,135 USD|+3.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 6, 2026
Retailer 4$373 USD
Retailer 14$417 USD
Retailer 13$433 USD
Retailer 5$463 USD
Retailer 7$463 USD
Retailer 11$615 USD
Retailer 2$828 USD
Retailer 10$852 USD
Retailer 9$1,183 USD
Retailer 15$1,477 USD
Retailer 6$1,488 USD
Retailer 12$1,527 USD
Retailer 8$1,803 USD
Retailer 3$1,825 USD
Brilliant Earth$3,150 USD

40 data points across 15 retailers

15 retailers$373 USD to $3,150 USD

A
Cheapest Retailer
-
$373 USD
A
Retailer 2
-
$417 USD
View
Final sale: no returns
A
Retailer 3
-
$433 USD
View
Retailer 4
-
$463 USD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$463 USD
View
A
Retailer 6
-
$615 USD
View
A
Retailer 7
-
$828 USD
View
A
Retailer 8
-
$852 USD
View
B+
Retailer 9
-
$1,183 USD
View
B+
Retailer 10
-
$1,477 USD
View
B+
Retailer 11
-
$1,488 USD
View
B+
Retailer 12
-
$1,527 USD
View
B
Retailer 13
-
$1,803 USD
View
Retailer 14
-
$1,825 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
21636349A · Nov 5
$3,150 USD
View
14 more retailers have this diamond
Prices start from $373 USDSave up to $2,777 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
3.03ct Emerald
$373 USD