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Marquise|Lab Grown|IGI

1.42ct E VVS2 Marquise Lab Grown Diamond

ID • E/VVS2 • IGI LG797696534

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG797696534

Diamond specifications and retailer prices

From £166 GBP
$221 USD
As of October 27, 2026
Save £720 GBP (81%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £961 GBP at Brilliant Earth · As of October 1, 2026
View at Brilliant Earth

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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG797696534 or 797696534. Listed at 21 retailers as of October 27, 2026, with a 434% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797696534
Dimensions11.86 × 5.84 × 3.42 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
11.86 mm5.84 mm1.42 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797696534
Side View
Table 62.0%Crown 35.4°Girdle: MED-STKPavilion 37.3°Culet: NoneDepth 58.6%

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 27
Current: £886 GBP|Low: £146 GBP|High: £1,179 GBP|Avg: £520 GBP|-8.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 29, 2026
Retailer 6£166 GBP
Retailer 7£185 GBP
Retailer 16£192 GBP
Retailer 12£206 GBP
Retailer 18£278 GBP
Retailer 3£353 GBP
Retailer 11£382 GBP
Retailer 14£393 GBP
Retailer 9£409 GBP
Retailer 4£472 GBP
Retailer 5£503 GBP
Retailer 10£571 GBP
Retailer 15£662 GBP
Retailer 17£698 GBP
Retailer 8£701 GBP
Retailer 2£708 GBP
Retailer 13£829 GBP
Brilliant Earth£886 GBP

41 data points across 18 retailers

21 retailers£166 GBP to £886 GBP

A
Cheapest Retailer
-
£166 GBP
$221 USD
A
Retailer 2
-
£185 GBP
$246 USD
View
Final sale: no returns
A
Retailer 3
-
£192 GBP
$256 USD
View
A
Retailer 4
-
£206 GBP
$274 USD
View
A
Retailer 5
-
£228 GBP
$303 USD
View
B+
Retailer 6
-
£278 GBP
$370 USD
View
A
Retailer 7
-
£353 GBP
ZAR 7,604 ZAR
View
A
Retailer 8
-
£382 GBP
View
A
Retailer 9
-
£393 GBP
$524 USD
View
A
Retailer 10
-
£409 GBP
€519 EUR
View
A
Retailer 11
-
£472 GBP
$629 USD
View
A
Retailer 12
-
£503 GBP
A$1,030 AUD
View
B+
Retailer 13
-
£571 GBP
$760 USD
View
B+
Retailer 14
-
£662 GBP
$881 USD
View
B+
Retailer 15
-
£698 GBP
$930 USD
View
B+
Retailer 16
-
£701 GBP
$933 USD
View
B+
Retailer 17
-
£708 GBP
$943 USD
View
Retailer 18
-
£736 GBP
A$1,507 AUD
View
Price last confirmed 143 days ago
B+
Retailer 19
-
£829 GBP
View
B
Retailer 20
-
£886 GBP
$1,180 USD
View
Most Expensive
Brilliant Earth
20093089A · Oct 1
£961 GBP
$1,280 USD
View
Price last confirmed 28 days ago
20 more retailers have this diamond
Prices start from £166 GBPSave up to £720 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
£166 GBP