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Marquise|Lab Grown|IGI

1.22ct E VS2 Marquise Lab Grown Diamond

ID • E/VS2 • IGI LG717587548

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG717587548

Diamond specifications and retailer prices

From £698 GBP
$930 USD
As of October 28, 2026
1 retailer carries this diamond
Only listing: £698 GBP at Brilliant Earth
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 Brilliant Earth

About this 1.22ct lab-grown marquise diamond

This 1.22ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG717587548 or 717587548. Listed at a single retailer as of October 28, 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

1.22
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG717587548
Dimensions12.10 × 5.44 × 3.32 mm
L/W Ratio2.22
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.10 mm5.44 mm1.22 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG717587548
Side View
Table 55.0%Crown 33.9°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 61.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 28
Current: £698 GBP|Low: £698 GBP|High: £698 GBP|Avg: £698 GBP
December 30, 2025
Brilliant Earth£698 GBP

4 data points across 1 retailer

1 retailer

B
Brilliant Earth
15525513A · Oct 28
£698 GBP
$930 USD
View

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B
1.22ct Marquise
£698 GBP