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Cushion|Lab Grown|IGI

1.21ct E VVS2 Cushion Lab Grown Diamond

EX • E/VVS2 • IGI LG845647884

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG845647884

Diamond specifications and retailer prices

From £168 GBP
As of November 3, 2026
Save £723 GBP (81%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,317 GBP at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.21ct lab-grown cushion diamond

This 1.21ct lab-grown cushion 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 LG845647884 or 845647884. Listed at 15 retailers as of November 1, 2026, with a 430% 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

1.21
Carat
E
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle32°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845647884
Dimensions7.63 × 5.47 × 3.51 mm
L/W Ratio1.39
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.63 mm5.47 mm1.21 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845647884
Side View
Table 56.0%Crown 35.6°Girdle: MED-STKPavilion 32°Culet: NoneDepth 64.2%

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: Nov 3
Current: £1,317 GBP|Low: £168 GBP|High: £1,317 GBP|Avg: £537 GBP
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 3, 2026
Retailer 6£168 GBP
Retailer 7£252 GBP
Retailer 14£304 GBP
Retailer 11£322 GBP
Retailer 2£343 GBP
Retailer 3£353 GBP
Retailer 9£455 GBP
Retailer 8£486 GBP
Retailer 10£541 GBP
Retailer 15£550 GBP
Retailer 4£639 GBP
Retailer 13£770 GBP
Retailer 12£873 GBP
Retailer 5£891 GBP
Queensmith£1,317 GBP

19 data points across 15 retailers

15 retailers£168 GBP to £891 GBP

A
Cheapest Retailer
-
£168 GBP
Final sale: no returns
B+
Retailer 2
-
£252 GBP
View
A
Retailer 3
-
£304 GBP
View
A
Retailer 4
-
£322 GBP
View
A
Retailer 5
-
£343 GBP
View
A
Retailer 6
-
£353 GBP
View
B+
Retailer 7
-
£455 GBP
View
B+
Retailer 8
-
£486 GBP
View
B+
Retailer 9
-
£541 GBP
View
Retailer 10
-
£550 GBP
View
Price last confirmed 8 days ago
B
Retailer 11
-
£639 GBP
View
B
Retailer 12
-
£770 GBP
View
B
Retailer 13
-
£873 GBP
View
B
Retailer 14
-
£891 GBP
View
Most Expensive
Queensmith
LG845647884 · Oct 27
£1,317 GBP
View
Price last confirmed 8 days ago
14 more retailers have this diamond
Prices start from £168 GBPSave up to £723 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
1.21ct Cushion
£168 GBP