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Emerald|Lab Grown|IGI

1.51ct G SI1 Emerald Lab Grown Diamond

EX • G/SI1 • IGI LG641486432

Shape and cutting style on the report: Emerald cut

Certificate IGI LG641486432

Diamond specifications and retailer prices

From $226 USD
As of November 6, 2026
Save $1,944 USD (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,170 USD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.51ct lab-grown emerald diamond

This 1.51ct lab-grown emerald sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG641486432 or 641486432. Listed at 16 retailers as of November 4, 2026, with prices from $226 to $2,170, a $1,944 spread on the same certified stone. Do Amore Diamonds lists it at $2,170. 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

1.51
Carat
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG641486432
Dimensions7.97 × 5.16 × 3.40 mm
L/W Ratio1.54
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.97 mm5.16 mm1.51 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG641486432
Side View
Table 65.0%Crown 36.7°Girdle: MediumPavilion 36.4°Culet: LNGDepth 65.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $2,170 USD|Low: $226 USD|High: $2,320 USD|Avg: $762 USD|-6.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 8$226 USD
Retailer 9$252 USD
Retailer 4$264 USD
Retailer 11$280 USD
Retailer 3$374 USD
Retailer 12$410 USD
Retailer 2$582 USD
Retailer 6$805 USD
Retailer 7$903 USD
Retailer 5$1,234 USD
Retailer 10$1,274 USD
Do Amore Diamonds$2,170 USD

43 data points across 12 retailers

16 retailers$226 USD to $2,170 USD

A
Cheapest Retailer
-
$226 USD
A
Retailer 2
-
$252 USD
View
Final sale: no returns
A
Retailer 3
-
$262 USD
View
A
Retailer 4
-
$280 USD
View
Retailer 5
-
$280 USD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$374 USD
View
A
Retailer 7
-
$410 USD
View
B+
Retailer 8
-
$582 USD
View
B+
Retailer 9
-
$805 USD
View
B
Retailer 10
-
$903 USD
View
B
Retailer 11
-
$993 USD
View
B
Retailer 12
-
$1,164 USD
View
B
Retailer 13
-
$1,234 USD
View
B
Retailer 14
-
$1,274 USD
View
B
Retailer 15
-
$1,670 USD
View
Most Expensive
B
Do Amore Diamonds
27-B9D350F77 · Nov 4
$2,170 USD
View
15 more retailers have this diamond
Prices start from $226 USDSave up to $1,944 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
1.51ct Emerald
$226 USD