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Marquise|Lab Grown|IGI

1.35ct G IF Marquise Lab Grown Diamond

ID • G/IF • IGI LG715524045

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG715524045

Diamond specifications and retailer prices

From £1,970 GBP
$2,640 USD
As of October 31, 2026
1 retailer carries this diamond
Only listing: £1,970 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 1.35ct lab-grown marquise diamond

This 1.35ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG715524045 or 715524045. Listed at a single retailer as of October 31, 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

1.35
Carat
G
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG715524045
Dimensions10.37 × 7.13 × 4.39 mm
L/W Ratio1.45
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.37 mm7.13 mm1.35 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG715524045
Side View
Table 59.0%Crown 34.6°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: £1,970 GBP|Low: £751 GBP|High: £1,970 GBP|Avg: £1,205 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
March 23, 2026
Retailer 4£751 GBP
Retailer 7£870 GBP
Retailer 3£1,052 GBP
Retailer 2£1,167 GBP
Retailer 6£1,263 GBP
Retailer 5£1,285 GBP
Brilliant Earth£1,970 GBP

40 data points across 7 retailers

1 retailer

B
Brilliant Earth
14757148A · Oct 31
£1,970 GBP
$2,640 USD
View

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B
1.35ct Marquise
£1,970 GBP