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Marquise|Lab Grown|IGI

1.24ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG840636079

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG840636079

Diamond specifications and retailer prices

From £164 GBP
$220 USD
As of October 30, 2026
Save £1,418 GBP (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,582 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.24ct lab-grown marquise diamond

This 1.24ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG840636079 or 840636079. Listed at 11 retailers as of October 30, 2026, with prices from £164 to £1,582, a £1,418 spread on the same certified stone. Do Amore Diamonds lists it at £1,582. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.24
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840636079
Dimensions11.52 × 5.51 × 3.41 mm
L/W Ratio2.09
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.52 mm5.51 mm1.24 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840636079
Side View
Table 60.0%Crown 35.8°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £1,582 GBP|Low: £164 GBP|High: £2,403 GBP|Avg: £666 GBP|-34.2%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 8£164 GBP
Retailer 4£282 GBP
Retailer 9£348 GBP
Retailer 3£448 GBP
Retailer 5£522 GBP
Retailer 6£549 GBP
Retailer 7£658 GBP
Retailer 10£682 GBP
Retailer 11£724 GBP
Retailer 2£902 GBP
Do Amore Diamonds£1,582 GBP

20 data points across 11 retailers

11 retailers£164 GBP to £1,582 GBP

A
Cheapest Retailer
-
£164 GBP
$220 USD
A
Retailer 2
-
£282 GBP
View
A
Retailer 3
-
£348 GBP
$466 USD
View
A
Retailer 4
-
£396 GBP
$530 USD
View
B+
Retailer 5
-
£522 GBP
$700 USD
View
B+
Retailer 6
-
£549 GBP
A$1,132 AUD
View
B
Retailer 7
-
£658 GBP
$882 USD
View
B+
Retailer 8
-
£682 GBP
$914 USD
View
B
Retailer 9
-
£724 GBP
$970 USD
View
B
Retailer 10
-
£902 GBP
View
Most Expensive
B
Do Amore Diamonds
27-7F781D344 · Oct 31
£1,582 GBP
$2,120 USD
View
10 more retailers have this diamond
Prices start from £164 GBPSave up to £1,418 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
1.24ct Marquise
£164 GBP