Cushion|Lab Grown|IGI

1.24ct E VVS1 Cushion Lab Grown Diamond

EX • E/VVS1 • IGI LG843603329

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG843603329

Diamond specifications and retailer prices

From £193 GBP
$259 USD
As of October 30, 2026
Save £227 GBP (54%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £1,284 GBP at Brilliant Earth · As of October 15, 2026
View at Brilliant Earth

About this 1.24ct lab-grown cushion diamond

This 1.24ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843603329 or 843603329. Listed at 3 retailers as of October 30, 2026, with a 117% 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

1.24
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843603329
Dimensions7.41 × 5.56 × 3.74 mm
L/W Ratio1.33
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.41 mm5.56 mm1.24 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843603329
Side View
Table 60.0%Crown 34.3°Girdle: MED-STKPavilion 35.4°Culet: NoneDepth 67.3%

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 30
Current: £420 GBP|Low: £193 GBP|High: £462 GBP|Avg: £344 GBP|-9.0%
Retailer 1
Retailer 2
October 31, 2026
Retailer 2£193 GBP
Retailer 1£420 GBP

19 data points across 2 retailers

3 retailers£193 GBP to £420 GBP

A
Cheapest Retailer
-
£193 GBP
$259 USD
Final sale: no returns
B+
Retailer 2
-
£420 GBP
View
Most Expensive
Brilliant Earth
21814990A · Oct 15
£1,284 GBP
$1,720 USD
View
Price last confirmed 16 days ago
2 more retailers have this diamond
Prices start from £193 GBPSave up to £227 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 Cushion
£193 GBP