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Emerald|Lab Grown|IGI

0.51ct D VS2 Emerald Lab Grown Diamond

ID • D/VS2 • IGI LG754559192

Shape and cutting style on the report: Emerald cut

Certificate IGI LG754559192

Diamond specifications and retailer prices

From £220 GBP
A$451 AUD
As of October 27, 2026
Save £401 GBP (65%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £621 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 0.51ct lab-grown emerald diamond

This 0.51ct lab-grown emerald sits in the half to three-quarter carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG754559192 or 754559192. Listed at 10 retailers as of October 26, 2026, with prices from £220 to £621, a £401 spread on the same certified stone. MOH London lists it at £621. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754559192
Dimensions3.83 × 3.83 × 5.42 mm
L/W Ratio1.00
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
3.83 mm3.83 mm0.51 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754559192
Side View
Table 64.0%Crown 36.8°Girdle: MediumPavilion 41.1°Culet: LargeDepth 67.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: £621 GBP|Low: £107 GBP|High: £881 GBP|Avg: £364 GBP|-21.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 8£107 GBP
Retailer 7£124 GBP
Retailer 11£133 GBP
Retailer 5£220 GBP
Retailer 2£229 GBP
Retailer 4£237 GBP
Retailer 6£246 GBP
Retailer 9£427 GBP
Retailer 10£471 GBP
MOH London£621 GBP
Retailer 3£881 GBP

45 data points across 11 retailers

10 retailers£220 GBP to £621 GBP

Retailer 1
-
£107 GBP
$142 USD
Price last confirmed 16 days ago
Retailer 2
-
£124 GBP
$165 USD
View
Price last confirmed 16 days ago
Retailer 3
-
£133 GBP
$177 USD
View
Price last confirmed 17 days ago
B+
Retailer 4
-
£220 GBP
A$451 AUD
View
B+
Retailer 5
-
£229 GBP
View
B+
Retailer 6
-
£237 GBP
€301 EUR
View
B+
Retailer 7
-
£246 GBP
$328 USD
View
Retailer 8
-
£427 GBP
$568 USD
View
Price last confirmed 17 days ago
Retailer 9
-
£471 GBP
$628 USD
View
Price last confirmed 11 days ago
Most Expensive
B
MOH London
LG754559192 · Oct 26
£621 GBP
View
9 more retailers have this diamond
Prices start from £220 GBPSave up to £401 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.

B+
0.51ct Emerald
£220 GBP