Emerald|Lab Grown|IGI

0.52ct H SI2 Emerald Lab Grown Diamond

ID • H/SI2 • IGI LG436046452

Shape and cutting style on the report: Emerald cut

Certificate IGI LG436046452

Diamond specifications and retailer prices

From £198 GBP
$264 USD
As of October 29, 2026
Save £791 GBP (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £989 GBP at MOH London · As of October 29, 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436046452 or 436046452. Listed at 11 retailers as of October 29, 2026, with prices from £198 to £989, a £791 spread on the same certified stone. MOH London lists it at £989. 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
H
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle23.8°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436046452
Dimensions5.72 × 3.73 × 2.32 mm
L/W Ratio1.53
Culet sizeLong
Cert comments
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Top View
5.72 mm3.73 mm0.52 ctH / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436046452
Side View
Table 66.5%Crown 23.8°Girdle: MED-STKPavilion 37.7°Culet: LNGDepth 62.2%

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: £989 GBP|Low: £190 GBP|High: £996 GBP|Avg: £441 GBP|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 7£198 GBP
Retailer 3£221 GBP
Retailer 13£230 GBP
Retailer 9£246 GBP
Retailer 12£246 GBP
Retailer 8£270 GBP
Retailer 10£409 GBP
Retailer 2£461 GBP
Retailer 4£508 GBP
Retailer 5£514 GBP
Retailer 6£754 GBP
Retailer 11£788 GBP
MOH London£989 GBP

20 data points across 13 retailers

11 retailers£198 GBP to £989 GBP

A
Cheapest Retailer
-
£198 GBP
$264 USD
B+
Retailer 2
-
£221 GBP
$294 USD
View
Final sale: no returns
B+
Retailer 3
-
£230 GBP
$306 USD
View
B+
Retailer 4
-
£246 GBP
$327 USD
View
B+
Retailer 5
-
£246 GBP
$327 USD
View
B+
Retailer 6
-
£270 GBP
$360 USD
View
B
Retailer 7
-
£409 GBP
$544 USD
View
B
Retailer 8
-
£461 GBP
€585 EUR
View
B
Retailer 9
-
£754 GBP
$1,004 USD
View
B
Retailer 10
-
£788 GBP
$1,050 USD
View
Most Expensive
B
MOH London
LG436046452 · Oct 29
£989 GBP
View
10 more retailers have this diamond
Prices start from £198 GBPSave up to £791 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
0.52ct Emerald
£198 GBP