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Emerald|Lab Grown|IGI

1.51ct F SI1 Emerald Lab Grown Diamond

EX • F/SI1 • IGI LG625438041

Shape and cutting style on the report: Emerald cut

Certificate IGI LG625438041

Diamond specifications and retailer prices

From $191 USD
As of November 6, 2026
Save $1,639 USD (90%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,830 USD at Do Amore Diamonds · As of November 6, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG625438041 or 625438041. Listed at 14 retailers as of November 6, 2026, with prices from $191 to $1,830, a $1,639 spread on the same certified stone. Do Amore Diamonds lists it at $1,830. 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
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG625438041
Dimensions7.80 × 5.42 × 3.63 mm
L/W Ratio1.44
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.80 mm5.42 mm1.51 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG625438041
Side View
Table 62.0%Crown 34.8°Girdle: MediumPavilion 38.6°Culet: LargeDepth 67.0%

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: $477 USD|Low: $183 USD|High: $1,230 USD|Avg: $525 USD|+3.7%
Retailer 1
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 7$191 USD
Retailer 12$213 USD
Retailer 2$221 USD
Retailer 9$236 USD
Retailer 11$236 USD
Retailer 4$352 USD
Retailer 1$477 USD
Retailer 3$569 USD
Retailer 6$683 USD
Retailer 10$839 USD
Retailer 5$1,042 USD
Retailer 8$1,190 USD

44 data points across 12 retailers

14 retailers$191 USD to $1,830 USD

A
Cheapest Retailer
-
$191 USD
A
Retailer 2
-
$213 USD
View
Final sale: no returns
A
Retailer 3
-
$221 USD
View
A
Retailer 4
-
$236 USD
View
Retailer 5
-
$236 USD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$352 USD
View
A
Retailer 7
-
$477 USD
View
B+
Retailer 8
-
$569 USD
View
B+
Retailer 9
-
$683 USD
View
B
Retailer 10
-
$839 USD
View
B
Retailer 11
-
$1,010 USD
View
B
Retailer 12
-
$1,042 USD
View
B
Retailer 13
-
$1,190 USD
View
Most Expensive
B
Do Amore Diamonds
27-CFDDF13DA · Nov 6
$1,830 USD
View
13 more retailers have this diamond
Prices start from $191 USDSave up to $1,639 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
$191 USD