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Emerald|Lab Grown|IGI

1.51ct E FL Emerald Lab Grown Diamond

ID • E/FL • IGI LG790671718

Shape and cutting style on the report: Emerald cut

Certificate IGI LG790671718

Diamond specifications and retailer prices

From $1,140 USD
As of October 30, 2026
Save $3,488 USD (75%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $4,628 USD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

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 E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG790671718 or 790671718. Listed at 21 retailers as of October 30, 2026, with prices from $1,140 to $4,628, a $3,488 spread on the same certified stone. Taylor and Hart lists it at $4,628. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790671718
Dimensions8.24 × 5.11 × 3.22 mm
L/W Ratio1.61
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.24 mm5.11 mm1.51 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790671718
Side View
Table 65.0%Crown 32°Girdle: ThickPavilion 37.3°Culet: LargeDepth 63.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,913 USD|Low: $1,241 USD|High: $4,628 USD|Avg: $2,785 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
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Taylor and Hart
October 30, 2026
Retailer 3$1,241 USD
Retailer 15$1,277 USD
Retailer 5$1,301 USD
Retailer 13$1,495 USD
Retailer 6$1,590 USD
Retailer 12$1,892 USD
Retailer 1$1,913 USD
Retailer 9$2,333 USD
Retailer 10$2,431 USD
Retailer 14$2,606 USD
Retailer 7$3,642 USD
Retailer 2$3,830 USD
Retailer 4$3,890 USD
Retailer 16$4,194 USD
Retailer 11$4,272 USD
Retailer 8$4,432 USD
Taylor and Hart$4,628 USD

43 data points across 17 retailers

21 retailers$1,140 USD to $4,628 USD

B+
Cheapest Retailer
-
$1,140 USD
B+
Retailer 2
-
$1,241 USD
View
B+
Retailer 3
-
$1,277 USD
View
Final sale: no returns
B+
Retailer 4
-
$1,301 USD
View
B+
Retailer 5
-
$1,323 USD
View
Retailer 6
-
$1,323 USD
View
Price last confirmed 12 days ago
B+
Retailer 7
-
$1,495 USD
View
B+
Retailer 8
-
$1,590 USD
View
B
Retailer 9
-
$1,892 USD
View
B+
Retailer 10
-
$1,913 USD
£1,507 GBP
View
B
Retailer 11
-
$2,333 USD
€2,222 EUR
View
B
Retailer 12
-
$2,431 USD
ZAR 39,278 ZAR
View
B
Retailer 13
-
$2,479 USD
View
B
Retailer 14
-
$2,606 USD
View
B
Retailer 15
-
$3,642 USD
£2,868 GBP
View
B
Retailer 16
-
$3,830 USD
View
B
Retailer 17
-
$3,890 USD
View
B
Retailer 18
-
$4,194 USD
View
B
Retailer 19
-
$4,272 USD
£3,364 GBP
View
B
Retailer 20
-
$4,432 USD
SGD 5,989 SGD
View
Most Expensive
B
Taylor and Hart
FA7BBCB · Oct 30
$4,628 USD
View
20 more retailers have this diamond
Prices start from $1,140 USDSave up to $3,488 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.

B+
1.51ct Emerald
$1,140 USD