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Marquise|Lab Grown|IGI

1.24ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG815655268

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG815655268

Diamond specifications and retailer prices

From £138 GBP
$185 USD
As of October 27, 2026
Save £665 GBP (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £803 GBP at MOH London · As of October 26, 2026
View at MOH London

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 LG815655268 or 815655268. Listed at 15 retailers as of October 26, 2026, with prices from £138 to £803, a £665 spread on the same certified stone. MOH London lists it at £803. 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 angle32.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815655268
Dimensions11.54 × 5.38 × 3.36 mm
L/W Ratio2.14
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.54 mm5.38 mm1.24 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815655268
Side View
Table 60.0%Crown 32.9°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 62.5%

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: £803 GBP|Low: £133 GBP|High: £811 GBP|Avg: £329 GBP
MOH London
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
October 28, 2026
Retailer 14£138 GBP
Retailer 5£154 GBP
Retailer 13£160 GBP
Retailer 11£172 GBP
Retailer 12£172 GBP
Retailer 9£216 GBP
Retailer 7£294 GBP
Retailer 4£302 GBP
Retailer 2£309 GBP
Retailer 6£357 GBP
Retailer 8£418 GBP
Retailer 3£552 GBP
Retailer 10£582 GBP
MOH London£803 GBP

40 data points across 14 retailers

15 retailers£138 GBP to £803 GBP

A
Cheapest Retailer
-
£138 GBP
$185 USD
A
Retailer 2
-
£160 GBP
$215 USD
View
Retailer 3
-
£172 GBP
$230 USD
View
Price last confirmed 8 days ago
Retailer 4
-
£172 GBP
$230 USD
View
Price last confirmed 7 days ago
Retailer 5
-
£216 GBP
View
Price last confirmed 16 days ago
A
Retailer 6
-
£294 GBP
ZAR 6,374 ZAR
View
A
Retailer 7
-
£302 GBP
$404 USD
View
A
Retailer 8
-
£309 GBP
View
A
Retailer 9
-
£336 GBP
$450 USD
View
A
Retailer 10
-
£357 GBP
$478 USD
View
B+
Retailer 11
-
£418 GBP
A$862 AUD
View
Retailer 12
-
£552 GBP
$739 USD
View
Price last confirmed 7 days ago
B
Retailer 13
-
£582 GBP
$780 USD
View
B+
Retailer 14
-
£592 GBP
$793 USD
View
Most Expensive
B
MOH London
LG815655268 · Oct 26
£803 GBP
View
14 more retailers have this diamond
Prices start from £138 GBPSave up to £665 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
£138 GBP