Emerald|Lab Grown|IGI

1.50ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG786681432

Shape and cutting style on the report: Emerald cut

Certificate IGI LG786681432

Diamond specifications and retailer prices

From $427 USD
€407 EUR
As of October 29, 2026
Save $603 USD (59%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,030 USD at MOH London · As of October 25, 2026
View at MOH London

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG786681432 or 786681432. Listed at 6 retailers as of October 25, 2026, with prices from $427 to $1,030, a $603 spread on the same certified stone. MOH London lists it at $1,030. 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

1.50
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.4°
Pavilion angle42.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786681432
Dimensions8.01 × 5.12 × 3.80 mm
L/W Ratio1.56
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.01 mm5.12 mm1.50 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786681432
Side View
Table 68.0%Crown 39.4°Girdle: STK-THKPavilion 42.2°Culet: LargeDepth 74.2%

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 29
Current: $1,030 USD|Low: $366 USD|High: $1,187 USD|Avg: $646 USD|-13.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 3$427 USD
Retailer 5$444 USD
Retailer 2$473 USD
Retailer 4$587 USD
Retailer 6$890 USD
MOH London$1,030 USD

31 data points across 6 retailers

6 retailers$427 USD to $1,030 USD

A
Cheapest Retailer
-
$427 USD
€407 EUR
B+
Retailer 2
-
$444 USD
View
B+
Retailer 3
-
$473 USD
£372 GBP
View
B+
Retailer 4
-
$587 USD
View
Retailer 5
-
$890 USD
View
Price last confirmed 11 days ago
Most Expensive
B
MOH London
LG786681432 · Oct 25
$1,030 USD
£811 GBP
View
5 more retailers have this diamond
Prices start from $427 USDSave up to $603 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
$427 USD