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Marquise|Lab Grown|IGI

1.26ct E VS2 Marquise Lab Grown Diamond

ID • E/VS2 • IGI LG802603375

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG802603375

Diamond specifications and retailer prices

From £661 GBP
$880 USD
As of October 28, 2026
2 retailers carry this diamond
Most expensive: £661 GBP at Brilliant Earth
View at Brilliant Earth

About this 1.26ct lab-grown marquise diamond

This 1.26ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG802603375 or 802603375. Listed at 2 retailers as of October 28, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.26
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG802603375
Dimensions10.94 × 5.63 × 10.94 mm
L/W Ratio1.94
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.94 mm5.63 mm1.26 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG802603375
Side View
Table 59.0%Crown 34.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 28
Current: £661 GBP|Low: £231 GBP|High: £1,449 GBP|Avg: £584 GBP|-35.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
June 26, 2026
Retailer 6£288 GBP
Retailer 4£306 GBP
Retailer 5£369 GBP
Retailer 8£540 GBP
Retailer 7£553 GBP
Brilliant Earth£661 GBP
Retailer 9£672 GBP
Retailer 3£794 GBP
Retailer 2£1,449 GBP

10 data points across 9 retailers

2 retailers

B
Retailer 1
-
£553 GBP
A$1,133 AUD
Price last confirmed 135 days ago
Most Expensive
B
Brilliant Earth
20265694Y · Oct 28
£661 GBP
$880 USD
View
1 more retailer has this diamond

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.

B
1.26ct Marquise
£661 GBP