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Marquise|Lab Grown|IGI

1.40ct D VS2 Marquise Lab Grown Diamond

EX • D/VS2 • IGI LG769665634

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG769665634

Diamond specifications and retailer prices

From £903 GBP
$1,210 USD
As of October 30, 2026
1 retailer carries this diamond
Only listing: £903 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 1.4ct lab-grown marquise diamond

This 1.4ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG769665634 or 769665634. Listed at a single retailer as of October 30, 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

1.40
Carat
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG769665634
Dimensions11.37 × 5.86 × 3.69 mm
L/W Ratio1.94
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.37 mm5.86 mm1.40 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG769665634
Side View
Table 58.0%Crown 36.6°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: £903 GBP|Low: £309 GBP|High: £1,373 GBP|Avg: £610 GBP|-11.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
June 28, 2026
Retailer 3£309 GBP
Retailer 9£366 GBP
Retailer 6£417 GBP
Retailer 7£443 GBP
Retailer 4£471 GBP
Retailer 2£648 GBP
Retailer 5£803 GBP
Brilliant Earth£903 GBP
Retailer 8£1,012 GBP

37 data points across 9 retailers

1 retailer

B
Brilliant Earth
18282151B · Oct 30
£903 GBP
$1,210 USD
View

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.

B
1.40ct Marquise
£903 GBP