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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 £450 GBP
$599 USD
As of October 29, 2026
Save £1,983 GBP (82%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £2,433 GBP 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 £450 to £2,433, a £1,983 spread on the same certified stone. MOH London lists it at £2,433. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £2,433 GBP|Low: £432 GBP|High: £2,449 GBP|Avg: £974 GBP|-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£450 GBP
Retailer 8£502 GBP
Retailer 5£557 GBP
Retailer 7£557 GBP
Retailer 6£855 GBP
Retailer 9£875 GBP
Retailer 2£928 GBP
Retailer 10£1,167 GBP
Retailer 3£1,383 GBP
MOH London£2,433 GBP

19 data points across 10 retailers

10 retailers£450 GBP to £2,433 GBP

A
Cheapest Retailer
-
£450 GBP
$599 USD
B+
Retailer 2
-
£502 GBP
$669 USD
View
Final sale: no returns
B+
Retailer 3
-
£504 GBP
$671 USD
View
Retailer 4
-
£557 GBP
$742 USD
View
Price last confirmed 13 days ago
B+
Retailer 5
-
£557 GBP
$742 USD
View
B
Retailer 6
-
£855 GBP
$1,139 USD
View
B
Retailer 7
-
£928 GBP
€1,177 EUR
View
B
Retailer 8
-
£1,383 GBP
$1,842 USD
View
B
Retailer 9
-
£1,467 GBP
$1,953 USD
View
Most Expensive
B
MOH London
LG389919519 · Oct 29
£2,433 GBP
View
9 more retailers have this diamond
Prices start from £450 GBPSave up to £1,983 GBP

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
£450 GBP