Marquise|Lab Grown|IGI

1.22ct E VS2 Marquise Lab Grown Diamond

EX • E/VS2 • IGI LG819628970

Certificate IGI LG819628970

Diamond specifications and retailer prices

From £214 GBP
$285 USD
As of October 28, 2026
Save £333 GBP (61%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £793 GBP at MOH London · As of October 15, 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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG819628970 or 819628970. Listed at 6 retailers as of October 27, 2026, with a 155% 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
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG819628970
Dimensions10.96 × 5.52 × 3.53 mm
L/W Ratio1.99
Top View
10.96 mm5.52 mm1.22 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG819628970
Side View
Table 61.0%CrownGirdlePavilionCulet: NoneDepth 63.9%

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 28
Current: £793 GBP|Low: £209 GBP|High: £794 GBP|Avg: £333 GBP|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 27, 2026
Retailer 6£214 GBP
Retailer 5£243 GBP
Retailer 4£267 GBP
Retailer 7£316 GBP
Retailer 3£322 GBP
Retailer 2£548 GBP
MOH London£793 GBP

12 data points across 7 retailers

6 retailers£214 GBP to £548 GBP

A
Cheapest Retailer
-
£214 GBP
$285 USD
B+
Retailer 2
-
£243 GBP
$323 USD
View
A
Retailer 3
-
£267 GBP
$355 USD
View
A
Retailer 4
-
£322 GBP
€409 EUR
View
B+
Retailer 5
-
£548 GBP
A$1,122 AUD
View
Most Expensive
B
MOH London
LG819628970 · Oct 15
£793 GBP
View
Price last confirmed 14 days ago
5 more retailers have this diamond
Prices start from £214 GBPSave up to £333 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
£214 GBP