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Emerald|Lab Grown|IGI

1.51ct E FL Emerald Lab Grown Diamond

EX • E/FL • IGI LG780663551

Shape and cutting style on the report: Emerald cut

Certificate IGI LG780663551

Diamond specifications and retailer prices

From €584 EUR
HK$5,100 HKD
As of October 30, 2026
Save €2,369 EUR (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €2,954 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

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 LG780663551 or 780663551. Listed at 13 retailers as of October 30, 2026, with prices from €584 to €2,954, a €2,369 spread on the same certified stone. Brilliant Earth lists it at €2,954. 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
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780663551
Dimensions7.61 × 5.38 × 3.65 mm
L/W Ratio1.41
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.61 mm5.38 mm1.51 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780663551
Side View
Table 62.0%Crown 32.8°Girdle: Slightly ThickPavilion 40.2°Culet: LargeDepth 67.8%

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: Oct 30
Current: €2,954 EUR|Low: €331 EUR|High: €3,419 EUR|Avg: €1,243 EUR|-13.6%
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
October 30, 2026
Retailer 6€331 EUR
Retailer 10€584 EUR
Retailer 4€721 EUR
Retailer 12€721 EUR
Retailer 7€787 EUR
Retailer 2€844 EUR
Retailer 8€876 EUR
Retailer 3€960 EUR
Retailer 14€1,189 EUR
Retailer 13€1,666 EUR
Retailer 5€1,757 EUR
Retailer 9€1,875 EUR
Retailer 11€1,907 EUR
Brilliant Earth€2,954 EUR

41 data points across 14 retailers

13 retailers€584 EUR to €2,954 EUR

A
Cheapest Retailer
-
€584 EUR
HK$5,100 HKD
A
Retailer 2
-
€721 EUR
$805 USD
View
A
Retailer 3
-
€721 EUR
$806 USD
View
A
Retailer 4
-
€787 EUR
View
A
Retailer 5
-
€844 EUR
£743 GBP
View
A
Retailer 6
-
€876 EUR
ZAR 15,810 ZAR
View
B+
Retailer 7
-
€960 EUR
$1,072 USD
View
B+
Retailer 8
-
€1,189 EUR
$1,329 USD
View
B
Retailer 9
-
€1,666 EUR
$1,862 USD
View
B
Retailer 10
-
€1,757 EUR
$1,963 USD
View
B
Retailer 11
-
€1,875 EUR
£1,649 GBP
View
B
Retailer 12
-
€1,907 EUR
$2,131 USD
View
Most Expensive
B
Brilliant Earth
19088160A · Oct 30
€2,954 EUR
$3,300 USD
View
12 more retailers have this diamond
Prices start from €584 EURSave up to €2,369 EUR

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
€584 EUR