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Marquise|Lab Grown|IGI

1.46ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG846633260

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG846633260

Diamond specifications and retailer prices

From £160 GBP
As of November 4, 2026
Save £566 GBP (78%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £726 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.46ct lab-grown marquise diamond

This 1.46ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG846633260 or 846633260. Listed at 3 retailers as of November 4, 2026, with prices from £160 to £726, a £566 spread on the same certified stone. Brilliant Earth lists it at £726. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.46
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846633260
Dimensions11.65 × 5.99 × 3.65 mm
L/W Ratio1.94
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.65 mm5.99 mm1.46 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846633260
Side View
Table 60.0%Crown 34.9°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 60.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £726 GBP|Low: £159 GBP|High: £1,141 GBP|Avg: £531 GBP|-36.4%
Brilliant Earth
Retailer 2
Retailer 3
November 4, 2026
Retailer 3£160 GBP
Retailer 2£333 GBP
Brilliant Earth£726 GBP

19 data points across 3 retailers

3 retailers£160 GBP to £726 GBP

A
Cheapest Retailer
-
£160 GBP
Final sale: no returns
A
Retailer 2
-
£333 GBP
View
Most Expensive
B
Brilliant Earth
22151003A · Nov 4
£726 GBP
$980 USD
View
2 more retailers have this diamond
Prices start from £160 GBPSave up to £566 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
1.46ct Marquise
£160 GBP