Emerald|Lab Grown|IGI

1.50ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG745507831

Shape and cutting style on the report: Emerald cut

Certificate IGI LG745507831

Diamond specifications and retailer prices

From $239 USD
As of October 30, 2026
Save $2,741 USD (92%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,980 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 LG745507831 or 745507831. Listed at 13 retailers as of October 29, 2026, with prices from $239 to $2,980, a $2,741 spread on the same certified stone. Brilliant Earth lists it at $2,980. 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 angle29.2°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG745507831
Dimensions7.60 × 5.30 × 3.69 mm
L/W Ratio1.43
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
7.60 mm5.30 mm1.50 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG745507831
Side View
Table 56.0%Crown 29.2°Girdle: MediumPavilion 35.4°Culet: LargeDepth 69.6%

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: $2,980 USD|Low: $216 USD|High: $3,530 USD|Avg: $1,055 USD|-0.3%
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
Retailer 15
October 28, 2026
Retailer 3$239 USD
Retailer 6$242 USD
Retailer 15$277 USD
Retailer 14$499 USD
Retailer 7$529 USD
Retailer 12$547 USD
Retailer 5$710 USD
Retailer 2$760 USD
Retailer 11$833 USD
Retailer 9$989 USD
Retailer 4$1,050 USD
Retailer 8$1,312 USD
Retailer 10$2,135 USD
Retailer 13$2,290 USD
Brilliant Earth$2,980 USD

29 data points across 15 retailers

13 retailers$239 USD to $2,980 USD

A
Cheapest Retailer
-
$239 USD
A
Retailer 2
-
$242 USD
View
Final sale: no returns
A
Retailer 3
-
$277 USD
View
A
Retailer 4
-
$499 USD
View
A
Retailer 5
-
$547 USD
View
A
Retailer 6
-
$760 USD
A$1,169 AUD
View
A
Retailer 7
-
$833 USD
View
A
Retailer 8
-
$989 USD
View
B+
Retailer 9
-
$1,050 USD
View
B+
Retailer 10
-
$1,312 USD
£1,033 GBP
View
B
Retailer 11
-
$2,135 USD
View
B
Retailer 12
-
$2,290 USD
View
Most Expensive
B
Brilliant Earth
21414941Y · Oct 29
$2,980 USD
View
12 more retailers have this diamond
Prices start from $239 USDSave up to $2,741 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
1.50ct Emerald
$239 USD