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Emerald|Lab Grown|IGI

0.90ct J SI2 Emerald Lab Grown Diamond

ID • J/SI2 • IGI LG389919519

Shape and cutting style on the report: Emerald cut

Certificate IGI LG389919519

Diamond specifications and retailer prices

From $599 USD
As of October 29, 2026
Save $2,641 USD (82%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,240 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.9ct lab-grown emerald diamond

This 0.9ct lab-grown emerald sits in the just-under-one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG389919519 or 389919519. Listed at 10 retailers as of October 29, 2026, with prices from $599 to $3,240, a $2,641 spread on the same certified stone. MOH London lists it at $3,240. 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

0.90
Carat
J
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG389919519
Dimensions6.49 × 4.72 × 3.03 mm
L/W Ratio1.38
Culet sizeLong
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) and is type IIa
Top View
6.49 mm4.72 mm0.90 ctJ / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG389919519
Side View
Table 64.0%CrownGirdle: MED-STKPavilionCulet: LNGDepth 64.2%

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: $3,240 USD|Low: $575 USD|High: $3,261 USD|Avg: $1,297 USD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 4$599 USD
Retailer 8$669 USD
Retailer 5$742 USD
Retailer 7$742 USD
Retailer 6$1,139 USD
Retailer 9$1,165 USD
Retailer 2$1,236 USD
Retailer 10$1,554 USD
Retailer 3$1,842 USD
MOH London$3,240 USD

19 data points across 10 retailers

10 retailers$599 USD to $3,240 USD

A
Cheapest Retailer
-
$599 USD
B+
Retailer 2
-
$669 USD
View
Final sale: no returns
B+
Retailer 3
-
$671 USD
View
Retailer 4
-
$742 USD
View
Price last confirmed 13 days ago
B+
Retailer 5
-
$742 USD
View
B
Retailer 6
-
$1,139 USD
View
B
Retailer 7
-
$1,236 USD
€1,177 EUR
View
B
Retailer 8
-
$1,842 USD
View
B
Retailer 9
-
$1,953 USD
View
Most Expensive
B
MOH London
LG389919519 · Oct 29
$3,240 USD
£2,551 GBP
View
9 more retailers have this diamond
Prices start from $599 USDSave up to $2,641 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
0.90ct Emerald
$599 USD