Cushion|Lab Grown|IGI

0.51ct D VS2 Cushion Lab Grown Diamond

VG • D/VS2 • IGI LG841646070

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG841646070

Diamond specifications and retailer prices

From $244 USD
£192 GBP
As of October 30, 2026
Save $683 USD (74%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $927 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.51ct lab-grown cushion diamond

This 0.51ct lab-grown cushion 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 LG841646070 or 841646070. Listed at 5 retailers as of October 29, 2026, with prices from $244 to $927, a $683 spread on the same certified stone. MOH London lists it at $927. 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
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841646070
Dimensions5.75 × 4.21 × 2.80 mm
L/W Ratio1.37
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.75 mm4.21 mm0.51 ctD / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841646070
Side View
Table 58.0%Crown 34.6°Girdle: STK-THKPavilion 37.9°CuletDepth 66.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $927 USD|Low: $230 USD|High: $933 USD|Avg: $434 USD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 2$244 USD
Retailer 4$255 USD
Retailer 3$303 USD
Retailer 5$462 USD
MOH London$927 USD

25 data points across 5 retailers

5 retailers$244 USD to $927 USD

A
Cheapest Retailer
-
$244 USD
£192 GBP
A
Retailer 2
-
$255 USD
View
B+
Retailer 3
-
$303 USD
£239 GBP
View
B
Retailer 4
-
$462 USD
View
Most Expensive
B
MOH London
LG841646070 · Oct 29
$927 USD
£730 GBP
View
4 more retailers have this diamond
Prices start from $244 USDSave up to $683 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 Cushion
$244 USD