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Marquise|Lab Grown|IGI

1.43ct E VS2 Marquise Lab Grown Diamond

EX • E/VS2 • IGI LG677542518

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG677542518

Diamond specifications and retailer prices

From £438 GBP
$583 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: £438 GBP at B2C Jewels
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at B2C Jewels

About this 1.43ct lab-grown marquise diamond

This 1.43ct 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 LG677542518 or 677542518. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.43
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677542518
Dimensions11.10 × 6.00 mm
L/W Ratio1.85
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.10 mm6.00 mm1.43 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677542518
Side View
Table 62.0%Crown 35.5°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.0%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: £438 GBP|Low: £427 GBP|High: £655 GBP|Avg: £505 GBP|-33.1%
September 25, 2026
B2C Jewels£438 GBP

4 data points across 1 retailer

1 retailer

B+
B2C Jewels
30062775 · Oct 29
£438 GBP
$583 USD
View

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B+
1.43ct Marquise
£438 GBP