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Marquise|Lab Grown|IGI

1.42ct E VS2 Marquise Lab Grown Diamond

EX • E/VS2 • IGI LG794695926

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG794695926

Diamond specifications and retailer prices

From £366 GBP
$488 USD
As of October 29, 2026
Save £1,256 GBP (77%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,622 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 LG794695926 or 794695926. Listed at 7 retailers as of October 29, 2026, with prices from £366 to £1,622, a £1,256 spread on the same certified stone. Do Amore Diamonds lists it at £1,622. 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
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794695926
Dimensions11.82 × 5.83 × 11.82 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
11.82 mm5.83 mm1.42 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794695926
Side View
Table 62.0%Crown 35.1°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.8%

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 29
Current: £1,622 GBP|Low: £94 GBP|High: £1,622 GBP|Avg: £564 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 11£94 GBP
Retailer 8£336 GBP
Retailer 7£366 GBP
Retailer 6£396 GBP
Retailer 5£432 GBP
Retailer 3£432 GBP
Retailer 4£593 GBP
Retailer 9£614 GBP
Retailer 10£766 GBP
Retailer 2£1,054 GBP
Do Amore Diamonds£1,622 GBP

10 data points across 11 retailers

7 retailers£366 GBP to £1,622 GBP

A
Cheapest Retailer
-
£366 GBP
$488 USD
B+
Retailer 2
-
£396 GBP
$528 USD
View
B+
Retailer 3
-
£432 GBP
$575 USD
View
B+
Retailer 4
-
£432 GBP
A$886 AUD
View
Price last confirmed 119 days ago
B+
Retailer 5
-
£593 GBP
$790 USD
View
B
Retailer 6
-
£1,054 GBP
View
Most Expensive
B
Do Amore Diamonds
7-1798255 · Oct 29
£1,622 GBP
$2,160 USD
View
6 more retailers have this diamond
Prices start from £366 GBPSave up to £1,256 GBP

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
£366 GBP