Emerald|Lab Grown|IGI

0.51ct D VS2 Emerald Lab Grown Diamond

ID • D/VS2 • IGI LG754559187

Shape and cutting style on the report: Emerald cut

Certificate IGI LG754559187

Diamond specifications and retailer prices

From $293 USD
A$451 AUD
As of October 27, 2026
Save $537 USD (65%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $831 USD at MOH London · As of October 29, 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 LG754559187 or 754559187. Listed at 10 retailers as of October 27, 2026, with prices from $293 to $831, a $537 spread on the same certified stone. MOH London lists it at $831. 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
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754559187
Dimensions3.79 × 3.79 × 5.45 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
3.79 mm3.79 mm0.51 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754559187
Side View
Table 67.0%Crown 35.6°Girdle: MED-STKPavilion 40.7°Culet: LargeDepth 66.5%

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: $831 USD|Low: $117 USD|High: $1,059 USD|Avg: $419 USD|-20.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 7$117 USD
Retailer 4$293 USD
Retailer 2$305 USD
Retailer 3$316 USD
Retailer 5$328 USD
Retailer 6$628 USD
MOH London$831 USD

43 data points across 7 retailers

10 retailers$293 USD to $831 USD

Retailer 1
-
$142 USD
Price last confirmed 16 days ago
Retailer 2
-
$165 USD
View
Price last confirmed 16 days ago
Retailer 3
-
$177 USD
View
Price last confirmed 17 days ago
B+
Retailer 4
-
$293 USD
A$451 AUD
View
B+
Retailer 5
-
$305 USD
£240 GBP
View
B+
Retailer 6
-
$316 USD
€301 EUR
View
B+
Retailer 7
-
$328 USD
View
Retailer 8
-
$568 USD
View
Price last confirmed 17 days ago
Retailer 9
-
$628 USD
View
Price last confirmed 11 days ago
Most Expensive
B
MOH London
LG754559187 · Oct 29
$831 USD
£654 GBP
View
9 more retailers have this diamond
Prices start from $293 USDSave up to $537 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.

B+
0.51ct Emerald
$293 USD