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Marquise|Lab Grown|IGI

1.26ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG762579368

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG762579368

Diamond specifications and retailer prices

From £436 GBP
A$898 AUD
As of October 31, 2026
Save £714 GBP (62%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £1,149 GBP at Brilliant Earth · As of October 30, 2026
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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG762579368 or 762579368. Listed at 3 retailers as of October 30, 2026, with prices from £436 to £1,149, a £714 spread on the same certified stone. Brilliant Earth lists it at £1,149. 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
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762579368
Dimensions5.68 × 5.68 × 3.52 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.68 mm5.68 mm1.26 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762579368
Side View
Table 59.0%Crown 36.1°Girdle: THN-STKPavilion 40.2°Culet: NoneDepth 62.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: £436 GBP|Low: £125 GBP|High: £1,473 GBP|Avg: £609 GBP
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October 31, 2026
Retailer 7£125 GBP
Retailer 15£316 GBP
Retailer 4£349 GBP
Retailer 5£357 GBP
Retailer 3£369 GBP
Retailer 10£371 GBP
Retailer 18£388 GBP
Retailer 1£436 GBP
Retailer 17£443 GBP
Retailer 19£518 GBP
Retailer 16£609 GBP
Retailer 8£630 GBP
Retailer 2£699 GBP
Retailer 14£719 GBP
Retailer 13£817 GBP
Retailer 11£833 GBP
Retailer 6£918 GBP
Retailer 12£1,209 GBP
Retailer 9£1,473 GBP

4 data points across 19 retailers

3 retailers£436 GBP to £1,149 GBP

A
Cheapest Retailer
-
£436 GBP
A$898 AUD
Retailer 2
-
£518 GBP
View
Price last confirmed 59 days ago
Most Expensive
B
Brilliant Earth
17294852A · Oct 30
£1,149 GBP
$1,540 USD
View
2 more retailers have this diamond
Prices start from £436 GBPSave up to £714 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
1.26ct Marquise
£436 GBP