Marquise|Lab Grown|IGI

1.22ct E VVS2 Marquise Lab Grown Diamond

ID • E/VVS2 • IGI LG823644666

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG823644666

Diamond specifications and retailer prices

From £172 GBP
$231 USD
As of October 24, 2026
Save £461 GBP (73%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £873 GBP at MOH London · As of October 12, 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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG823644666 or 823644666. Listed at 14 retailers as of October 24, 2026, with a 267% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823644666
Dimensions11.04 × 5.55 × 3.36 mm
L/W Ratio1.99
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.04 mm5.55 mm1.22 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823644666
Side View
Table 63.0%Crown 38.9°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 60.5%

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 24
Current: £873 GBP|Low: £143 GBP|High: £873 GBP|Avg: £342 GBP|+1.2%
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
October 26, 2026
Retailer 10£149 GBP
Retailer 5£166 GBP
Retailer 3£172 GBP
Retailer 4£184 GBP
Retailer 11£184 GBP
Retailer 6£226 GBP
Retailer 8£312 GBP
Retailer 13£319 GBP
Retailer 2£327 GBP
Retailer 7£451 GBP
Retailer 12£593 GBP
Retailer 9£595 GBP
MOH London£873 GBP

39 data points across 13 retailers

14 retailers£172 GBP to £633 GBP

Retailer 1
-
£149 GBP
$199 USD
Price last confirmed 7 days ago
A
Retailer 2
-
£172 GBP
$231 USD
View
A
Retailer 3
-
£184 GBP
$247 USD
View
A
Retailer 4
-
£184 GBP
$247 USD
View
A
Retailer 5
-
£226 GBP
View
Retailer 6
-
£312 GBP
ZAR 6,751 ZAR
View
Price last confirmed 7 days ago
A
Retailer 7
-
£319 GBP
$428 USD
View
A
Retailer 8
-
£327 GBP
View
A
Retailer 9
-
£358 GBP
$480 USD
View
Retailer 10
-
£451 GBP
A$930 AUD
View
Price last confirmed 7 days ago
B+
Retailer 11
-
£593 GBP
$794 USD
View
B+
Retailer 12
-
£595 GBP
$797 USD
View
B+
Retailer 13
-
£633 GBP
$848 USD
View
Most Expensive
MOH London
LG823644666 · Oct 12
£873 GBP
View
Price last confirmed 19 days ago
13 more retailers have this diamond
Prices start from £172 GBPSave up to £461 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
1.22ct Marquise
£172 GBP