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Marquise|Lab Grown|IGI

1.22ct E VS2 Marquise Lab Grown Diamond

EX • E/VS2 • IGI LG773603430

Certificate IGI LG773603430

Diamond specifications and retailer prices

From £227 GBP
$302 USD
As of October 28, 2026
Save £305 GBP (57%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £532 GBP at Novita Diamonds · As of October 28, 2026
View at Novita Diamonds

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 LG773603430 or 773603430. Listed at 4 retailers as of October 28, 2026, with prices from £227 to £532, a £305 spread on the same certified stone. Novita Diamonds lists it at £532. 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 LG773603430
Dimensions11.53 × 5.58 × 3.34 mm
L/W Ratio2.07
Top View
11.53 mm5.58 mm1.22 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG773603430
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 59.9%

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 28
Current: £532 GBP|Low: £227 GBP|High: £542 GBP|Avg: £346 GBP|-2.0%
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
October 27, 2026
Retailer 4£227 GBP
Retailer 2£289 GBP
Retailer 3£342 GBP
Novita Diamonds£532 GBP

10 data points across 4 retailers

4 retailers£227 GBP to £532 GBP

B+
Cheapest Retailer
-
£227 GBP
$302 USD
A
Retailer 2
-
£289 GBP
€367 EUR
View
A
Retailer 3
-
£342 GBP
$456 USD
View
Most Expensive
B
Novita Diamonds
cert_773603430 · Oct 28
£532 GBP
A$1,089 AUD
View
3 more retailers have this diamond
Prices start from £227 GBPSave up to £305 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
£227 GBP