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Emerald|Lab Grown|IGI

1.50ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG666428557

Shape and cutting style on the report: Emerald cut

Certificate IGI LG666428557

Diamond specifications and retailer prices

From €289 EUR
$323 USD
As of October 30, 2026
Save €1,702 EUR (85%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €1,992 EUR at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.5ct lab-grown emerald diamond

This 1.5ct lab-grown emerald sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG666428557 or 666428557. Listed at 24 retailers as of October 28, 2026, with prices from €289 to €1,992, a €1,702 spread on the same certified stone. Rare Carat lists it at €1,992. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG666428557
Dimensions7.81 × 5.30 × 3.57 mm
L/W Ratio1.47
Culet sizeLong
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
7.81 mm5.30 mm1.50 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG666428557
Side View
Table 63.0%Crown 37.8°Girdle: MediumPavilion 39.3°Culet: LNGDepth 67.4%

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: €1,992 EUR|Low: €289 EUR|High: €2,018 EUR|Avg: €731 EUR|-1.3%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 5€289 EUR
Retailer 13€321 EUR
Retailer 6€440 EUR
Retailer 11€443 EUR
Retailer 7€537 EUR
Retailer 10€552 EUR
Retailer 4€553 EUR
Retailer 2€568 EUR
Retailer 9€746 EUR
Retailer 12€986 EUR
Retailer 3€1,150 EUR
Retailer 8€1,294 EUR
Rare Carat€1,992 EUR

42 data points across 13 retailers

24 retailers€289 EUR to €1,992 EUR

Retailer 1
-
€259 EUR
$289 USD
Price last confirmed 32 days ago
A
Retailer 2
-
€289 EUR
$323 USD
View
Final sale: no returns
Retailer 3
-
€301 EUR
$336 USD
View
Price last confirmed 37 days ago
Retailer 4
-
€317 EUR
$354 USD
View
Price last confirmed 32 days ago
A
Retailer 5
-
€321 EUR
$359 USD
View
A
Retailer 6
-
€355 EUR
HK$3,100 HKD
View
A
Retailer 7
-
€440 EUR
$492 USD
View
A
Retailer 8
-
€443 EUR
$495 USD
View
A
Retailer 9
-
€537 EUR
View
A
Retailer 10
-
€552 EUR
ZAR 9,956 ZAR
View
A
Retailer 11
-
€553 EUR
$618 USD
View
A
Retailer 12
-
€568 EUR
£500 GBP
View
A
Retailer 13
-
€746 EUR
A$1,283 AUD
View
B+
Retailer 14
-
€896 EUR
$1,001 USD
View
B+
Retailer 15
-
€986 EUR
$1,102 USD
View
B+
Retailer 16
-
€1,031 EUR
SGD 1,556 SGD
View
Retailer 17
-
€1,032 EUR
$1,153 USD
View
Price last confirmed 31 days ago
B+
Retailer 18
-
€1,076 EUR
$1,202 USD
View
B+
Retailer 19
-
€1,150 EUR
$1,285 USD
View
B+
Retailer 20
-
€1,234 EUR
$1,379 USD
View
B+
Retailer 21
-
€1,255 EUR
£1,104 GBP
View
B+
Retailer 22
-
€1,294 EUR
£1,138 GBP
View
B+
Retailer 23
-
€1,323 EUR
$1,478 USD
View
Most Expensive
B
Rare Carat
200E56-1A · Oct 28
€1,992 EUR
$2,225 USD
View
23 more retailers have this diamond
Prices start from €289 EURSave up to €1,702 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
1.50ct Emerald
€289 EUR