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Marquise|Lab Grown|IGI

1.40ct G VVS1 Marquise Lab Grown Diamond

ID • G/VVS1 • IGI LG797685407

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG797685407

Diamond specifications and retailer prices

From €431 EUR
£381 GBP
As of November 3, 2026
Save €558 EUR (56%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €990 EUR at Brilliant Earth · As of November 2, 2026
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 G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG797685407 or 797685407. Listed at 2 retailers as of November 2, 2026, with prices from €431 to €990, a €558 spread on the same certified stone. Brilliant Earth lists it at €990. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.40
Carat
G
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797685407
Dimensions11.14 × 5.93 × 3.73 mm
L/W Ratio1.88
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.14 mm5.93 mm1.40 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797685407
Side View
Table 60.0%Crown 35.6°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: €990 EUR|Low: €356 EUR|High: €1,040 EUR|Avg: €625 EUR|-2.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 3, 2026
Retailer 6€356 EUR
Retailer 3€365 EUR
Retailer 2€431 EUR
Retailer 7€433 EUR
Retailer 4€643 EUR
Retailer 5€746 EUR
Brilliant Earth€990 EUR
Retailer 8€1,040 EUR

38 data points across 8 retailers

2 retailers€431 EUR to €990 EUR

A
Cheapest Retailer
-
€431 EUR
£381 GBP
Most Expensive
B
Brilliant Earth
19402259A · Nov 2
€990 EUR
$1,110 USD
View
1 more retailer has this diamond
Prices start from €431 EURSave up to €558 EUR

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
1.40ct Marquise
€431 EUR