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Marquise|Lab Grown|IGI

1.50ct E VS2 Marquise Lab Grown Diamond

ID • E/VS2 • IGI LG844678491

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844678491

Diamond specifications and retailer prices

From £166 GBP
$221 USD
As of October 27, 2026
Save £670 GBP (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £836 GBP at Brilliance · As of October 28, 2026
View at Brilliance

About this 1.5ct lab-grown marquise diamond

This 1.5ct 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 LG844678491 or 844678491. Listed at 15 retailers as of October 27, 2026, with prices from £166 to £836, a £670 spread on the same certified stone. Brilliance 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

1.50
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.1°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844678491
Dimensions12.81 × 5.90 × 3.55 mm
L/W Ratio2.17
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.81 mm5.90 mm1.50 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844678491
Side View
Table 57.0%Crown 31.1°Girdle: STK-THKPavilion 39.6°Culet: NoneDepth 60.2%

Caratlytics Score

How it works →
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 27
Current: £836 GBP|Low: £166 GBP|High: £852 GBP|Avg: £431 GBP|-1.9%
Brilliance
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 30, 2026
Retailer 13£166 GBP
Retailer 4£185 GBP
Retailer 7£192 GBP
Retailer 11£204 GBP
Retailer 6£205 GBP
Retailer 9£238 GBP
Retailer 3£350 GBP
Retailer 8£364 GBP
Retailer 16£367 GBP
Retailer 2£377 GBP
Retailer 14£452 GBP
Retailer 5£660 GBP
Retailer 15£662 GBP
Retailer 10£693 GBP
Retailer 12£827 GBP
Brilliance£836 GBP

15 data points across 16 retailers

15 retailers£166 GBP to £836 GBP

A
Cheapest Retailer
-
£166 GBP
$221 USD
A
Retailer 2
-
£185 GBP
$246 USD
View
Final sale: no returns
A
Retailer 3
-
£192 GBP
$256 USD
View
A
Retailer 4
-
£204 GBP
$271 USD
View
A
Retailer 5
-
£205 GBP
$273 USD
View
A
Retailer 6
-
£238 GBP
View
A
Retailer 7
-
£350 GBP
$466 USD
View
A
Retailer 8
-
£367 GBP
$489 USD
View
A
Retailer 9
-
£377 GBP
View
A
Retailer 10
-
£452 GBP
$602 USD
View
B+
Retailer 11
-
£660 GBP
$879 USD
View
B+
Retailer 12
-
£662 GBP
$882 USD
View
B+
Retailer 13
-
£693 GBP
$923 USD
View
B
Retailer 14
-
£827 GBP
View
Most Expensive
B
Brilliance
D46098887 · Oct 28
£836 GBP
$1,113 USD
View
14 more retailers have this diamond
Prices start from £166 GBPSave up to £670 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
1.50ct Marquise
£166 GBP