Marquise|Lab Grown|IGI

0.42ct E VS2 Marquise Lab Grown Diamond

GD • E/VS2 • IGI LG710568799

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG710568799

Diamond specifications and retailer prices

From $155 USD
As of October 28, 2026
Save $596 USD (79%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $751 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.42ct lab-grown marquise diamond

This 0.42ct lab-grown marquise sits in the sub-half-carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a standard cut grade and certified by IGI LG710568799 or 710568799. Listed at 8 retailers as of October 28, 2026, with prices from $155 to $751, a $596 spread on the same certified stone. MOH London lists it at $751. 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

0.42
Carat
E
Color
VS2
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle40.6°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG710568799
Dimensions7.81 × 3.84 × 2.40 mm
L/W Ratio2.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.81 mm3.84 mm0.42 ctE / VS2
OriginLab Grown
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG710568799
Side View
Table 62.0%Crown 40.6°Girdle: MED-STKPavilion 37.4°Culet: NoneDepth 62.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $751 USD|Low: $155 USD|High: $756 USD|Avg: $308 USD|+0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 4$155 USD
Retailer 2$180 USD
Retailer 5$222 USD
Retailer 3$245 USD
Retailer 6$332 USD
MOH London$751 USD

39 data points across 6 retailers

8 retailers$155 USD to $751 USD

A
Cheapest Retailer
-
$155 USD
B+
Retailer 2
-
$172 USD
£136 GBP
View
Price last confirmed 17 days ago
B+
Retailer 3
-
$180 USD
£142 GBP
View
B+
Retailer 4
-
$222 USD
View
B+
Retailer 5
-
$245 USD
£193 GBP
View
B
Retailer 6
-
$332 USD
View
B
Retailer 7
-
$387 USD
View
Most Expensive
B
MOH London
LG710568799 · Oct 29
$751 USD
£591 GBP
View
7 more retailers have this diamond
Prices start from $155 USDSave up to $596 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
0.42ct Marquise
$155 USD