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Marquise|Lab Grown|IGI

1.46ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG844658063

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844658063

Diamond specifications and retailer prices

From £210 GBP
HK$2,200 HKD
As of October 30, 2026
Save £626 GBP (75%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £836 GBP at Brilliant Earth · As of October 30, 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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844658063 or 844658063. Listed at 12 retailers as of October 30, 2026, with prices from £210 to £836, a £626 spread on the same certified stone. Brilliant Earth lists it at £836. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.46
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle30.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844658063
Dimensions11.73 × 6.00 × 3.61 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.73 mm6.00 mm1.46 ctE / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG844658063
Side View
Table 65.0%Crown 30.7°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 60.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £836 GBP|Low: £172 GBP|High: £1,172 GBP|Avg: £518 GBP|-28.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 8£172 GBP
Retailer 2£210 GBP
Retailer 10£240 GBP
Retailer 13£330 GBP
Retailer 11£350 GBP
Retailer 3£381 GBP
Retailer 7£449 GBP
Retailer 9£620 GBP
Retailer 6£627 GBP
Retailer 4£652 GBP
Retailer 5£654 GBP
Retailer 12£767 GBP
Brilliant Earth£836 GBP

5 data points across 13 retailers

12 retailers£210 GBP to £836 GBP

A
Cheapest Retailer
-
£210 GBP
HK$2,200 HKD
A
Retailer 2
-
£240 GBP
View
A
Retailer 3
-
£330 GBP
$442 USD
View
A
Retailer 4
-
£350 GBP
View
A
Retailer 5
-
£381 GBP
$510 USD
View
B+
Retailer 6
-
£449 GBP
$602 USD
View
B+
Retailer 7
-
£620 GBP
SGD 1,123 SGD
View
B+
Retailer 8
-
£627 GBP
$840 USD
View
B+
Retailer 9
-
£652 GBP
$873 USD
View
B+
Retailer 10
-
£654 GBP
$877 USD
View
B
Retailer 11
-
£767 GBP
View
Most Expensive
B
Brilliant Earth
22251613A · Oct 30
£836 GBP
$1,120 USD
View
11 more retailers have this diamond
Prices start from £210 GBPSave up to £626 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
£210 GBP