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Emerald|Lab Grown|IGI

0.52ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG644445230

Shape and cutting style on the report: Emerald cut

Certificate IGI LG644445230

Diamond specifications and retailer prices

From $250 AUD
As of November 4, 2026
Save $294 AUD (54%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,814 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 0.52ct lab-grown emerald diamond

This 0.52ct lab-grown emerald sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG644445230 or 644445230. Listed at 8 retailers as of November 4, 2026, with a 118% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.52
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle32.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG644445230
Dimensions5.85 × 3.73 × 2.51 mm
L/W Ratio1.57
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
5.85 mm3.73 mm0.52 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI LG644445230
Side View
Table 66.0%Crown 32.8°Girdle: MED-VTKPavilion 40.8°Culet: LargeDepth 67.3%

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: Nov 4
Current: $1,814 AUD|Low: $250 AUD|High: $1,841 AUD|Avg: $673 AUD|-1.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 3$250 AUD
Retailer 4$393 AUD
Retailer 6$419 AUD
Retailer 2$447 AUD
Retailer 5$543 AUD
Retailer 7$544 AUD
Retailer 8$904 AUD
MOH London$1,814 AUD

44 data points across 8 retailers

8 retailers$250 AUD to $544 AUD

A
Cheapest Retailer
-
$250 AUD
A
Retailer 2
-
$256 AUD
View
Retailer 3
-
$393 AUD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$419 AUD
View
B
Retailer 5
-
$447 AUD
View
B
Retailer 6
-
$543 AUD
View
B
Retailer 7
-
$544 AUD
View
Most Expensive
MOH London
LG644445230 · Nov 5
$1,814 AUD
£1,000 GBP
View
Price under review
7 more retailers have this diamond
Prices start from $250 AUDSave up to $294 AUD

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
0.52ct Emerald
$250 AUD