Emerald|Lab Grown|IGI

0.51ct D VS2 Emerald Lab Grown Diamond

VG • D/VS2 • IGI LG844647118

Shape and cutting style on the report: Emerald cut

Certificate IGI LG844647118

Diamond specifications and retailer prices

From $208 USD
£164 GBP
As of October 29, 2026
Save $620 USD (75%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $828 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 very-good cut grade and certified by IGI LG844647118 or 844647118. Listed at 6 retailers as of October 29, 2026, with prices from $208 to $828, a $620 spread on the same certified stone. MOH London lists it at $828. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
D
Color
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle28.1°
Pavilion angle43.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844647118
Dimensions5.50 × 3.85 × 2.56 mm
L/W Ratio1.43
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
5.50 mm3.85 mm0.51 ctD / VS2
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG844647118
Side View
Table 65.0%Crown 28.1°Girdle: MED-STKPavilion 43.1°Culet: LargeDepth 66.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $828 USD|Low: $196 USD|High: $828 USD|Avg: $287 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 2$208 USD
Retailer 3$218 USD
Retailer 6$235 USD
Retailer 4$271 USD
Retailer 5$402 USD
MOH London$828 USD

5 data points across 6 retailers

6 retailers$208 USD to $828 USD

A
Cheapest Retailer
-
$208 USD
£164 GBP
A
Retailer 2
-
$218 USD
€208 EUR
View
B+
Retailer 3
-
$235 USD
View
B+
Retailer 4
-
$271 USD
£213 GBP
View
B
Retailer 5
-
$402 USD
View
Most Expensive
C
MOH London
LG844647118 · Oct 29
$828 USD
£652 GBP
View
5 more retailers have this diamond
Prices start from $208 USDSave up to $620 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.

A
0.51ct Emerald
$208 USD