Marquise|Lab Grown|IGI

1.22ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG754574829

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754574829

Diamond specifications and retailer prices

From £948 GBP
$1,270 USD
As of October 26, 2026
23 retailers carry this diamond
Most expensive: £1,045 GBP at MOH London · As of October 19, 2026
View at MOH London

About this 1.22ct lab-grown marquise diamond

This 1.22ct 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 LG754574829 or 754574829. Listed at 23 retailers as of October 26, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754574829
Dimensions10.93 × 5.50 × 3.50 mm
L/W Ratio1.99
Girdle conditionFaceted
Culet sizePointed
Top View
10.93 mm5.50 mm1.22 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754574829
Side View
Table 61.0%Crown 35.5°Girdle: STK-THKPavilion 40.4°Culet: NoneDepth 63.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 26
Current: £1,045 GBP|Low: £182 GBP|High: £1,829 GBP|Avg: £636 GBP|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
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Retailer 11
Retailer 12
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Retailer 19
October 25, 2026
Retailer 3£182 GBP
Retailer 5£212 GBP
Retailer 18£235 GBP
Retailer 10£266 GBP
Retailer 6£314 GBP
Retailer 16£355 GBP
Retailer 14£442 GBP
Retailer 12£448 GBP
Retailer 17£478 GBP
Retailer 4£479 GBP
Retailer 19£608 GBP
Retailer 13£638 GBP
Retailer 15£722 GBP
Retailer 2£948 GBP
Retailer 9£958 GBP
Retailer 11£1,012 GBP
Retailer 8£1,018 GBP
MOH London£1,045 GBP
Retailer 7£1,829 GBP

35 data points across 19 retailers

23 retailers

Retailer 1
-
£182 GBP
$244 USD
Price last confirmed 31 days ago
Retailer 2
-
£190 GBP
$254 USD
View
Price last confirmed 11 days ago
Retailer 3
-
£220 GBP
$295 USD
View
Price last confirmed 34 days ago
Retailer 4
-
£235 GBP
$315 USD
View
Price last confirmed 17 days ago
Retailer 5
-
£235 GBP
$315 USD
View
Price last confirmed 30 days ago
Retailer 6
-
£235 GBP
$315 USD
View
Price last confirmed 13 days ago
Retailer 7
-
£266 GBP
$356 USD
View
Price last confirmed 9 days ago
Retailer 8
-
£314 GBP
$421 USD
View
Price last confirmed 12 days ago
Retailer 9
-
£355 GBP
$475 USD
View
Price last confirmed 11 days ago
Retailer 10
-
£442 GBP
ZAR 9,562 ZAR
View
Price last confirmed 14 days ago
Retailer 11
-
£448 GBP
View
Price last confirmed 11 days ago
Retailer 12
-
£478 GBP
$640 USD
View
Price last confirmed 11 days ago
Retailer 13
-
£479 GBP
$642 USD
View
Price last confirmed 11 days ago
Retailer 14
-
£608 GBP
A$1,254 AUD
View
Price last confirmed 28 days ago
Retailer 15
-
£638 GBP
A$1,316 AUD
View
Price last confirmed 14 days ago
Retailer 16
-
£722 GBP
$968 USD
View
Price last confirmed 11 days ago
Retailer 17
-
£834 GBP
$1,118 USD
View
Price last confirmed 32 days ago
Retailer 18
-
£834 GBP
$1,118 USD
View
Price last confirmed 13 days ago
B
Retailer 19
-
£948 GBP
$1,270 USD
View
Retailer 20
-
£958 GBP
$1,284 USD
View
Price last confirmed 12 days ago
Retailer 21
-
£1,012 GBP
View
Price last confirmed 11 days ago
Retailer 22
-
£1,018 GBP
$1,364 USD
View
Price last confirmed 12 days ago
Most Expensive
MOH London
LG754574829 · Oct 19
£1,045 GBP
View
Price last confirmed 14 days ago
22 more retailers have this diamond
Prices start from £948 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.

B
1.22ct Marquise
£948 GBP