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Marquise|Lab Grown|IGI

1.90ct E VS2 Marquise Lab Grown Diamond

ID • E/VS2 • IGI LG805653430

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG805653430

Diamond specifications and retailer prices

From £516 GBP
A$1,058 AUD
As of October 29, 2026
3 retailers carry this diamond
Most expensive: £1,012 GBP at Rare Carat · As of July 27, 2026
View at Rare Carat

About this 1.9ct lab-grown marquise diamond

This 1.9ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG805653430 or 805653430. Listed at 3 retailers as of October 29, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.90
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805653430
Dimensions12.75 × 6.64 × 4.05 mm
L/W Ratio1.92
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.75 mm6.64 mm1.90 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805653430
Side View
Table 61.0%Crown 34.9°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: £1,012 GBP|Low: £317 GBP|High: £2,088 GBP|Avg: £809 GBP
Rare Carat
Retailer 2
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Retailer 6
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Retailer 8
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Retailer 10
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Retailer 12
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October 10, 2026
Retailer 12£317 GBP
Retailer 13£341 GBP
Retailer 10£368 GBP
Retailer 11£446 GBP
Retailer 6£457 GBP
Retailer 2£516 GBP
Retailer 8£544 GBP
Retailer 9£603 GBP
Retailer 5£610 GBP
Retailer 16£677 GBP
Retailer 7£815 GBP
Rare Carat£1,012 GBP
Retailer 3£1,038 GBP
Retailer 15£1,303 GBP
Retailer 14£1,832 GBP
Retailer 4£1,982 GBP

46 data points across 16 retailers

3 retailers

A
Cheapest Retailer
-
£516 GBP
A$1,058 AUD
B+
Retailer 2
-
£610 GBP
A$1,251 AUD
View
Price last confirmed 120 days ago
Most Expensive
B
Rare Carat
805653430 · Jul 27
£1,012 GBP
$1,348 USD
View
Price last confirmed 94 days ago
2 more retailers have this diamond
Prices start from £516 GBP

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
1.90ct Marquise
£516 GBP