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Marquise|Lab Grown|IGI

1.42ct E VS2 Marquise Lab Grown Diamond

ID • E/VS2 • IGI LG780676493

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG780676493

Diamond specifications and retailer prices

From $352 USD
As of October 28, 2026
Save $694 USD (66%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,046 USD at MOH London · As of October 26, 2026
View at MOH London

About this 1.42ct lab-grown marquise diamond

This 1.42ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG780676493 or 780676493. Listed at 6 retailers as of October 26, 2026, with prices from $352 to $1,046, a $694 spread on the same certified stone. MOH London lists it at $1,046. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.42
Carat
E
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780676493
Dimensions11.94 × 5.91 × 3.59 mm
L/W Ratio2.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.94 mm5.91 mm1.42 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780676493
Side View
Table 60.0%Crown 34.6°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 60.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $1,046 USD|Low: $352 USD|High: $1,058 USD|Avg: $656 USD|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 4$352 USD
Retailer 2$480 USD
Retailer 5$579 USD
Retailer 3$587 USD
Retailer 6$891 USD
MOH London$1,046 USD

21 data points across 6 retailers

6 retailers$352 USD to $1,046 USD

B+
Cheapest Retailer
-
$352 USD
A
Retailer 2
-
$480 USD
£378 GBP
View
A
Retailer 3
-
$579 USD
View
B+
Retailer 4
-
$587 USD
View
B+
Retailer 5
-
$891 USD
View
Price last confirmed 11 days ago
Most Expensive
B
MOH London
LG780676493 · Oct 26
$1,046 USD
£824 GBP
View
5 more retailers have this diamond
Prices start from $352 USDSave up to $694 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
1.42ct Marquise
$352 USD