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Cushion|Lab Grown|IGI

1.23ct F VS2 Cushion Lab Grown Diamond

EX • F/VS2 • IGI LG611354423

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG611354423

Diamond specifications and retailer prices

From £144 GBP
As of November 4, 2026
Save £1,093 GBP (88%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £1,237 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.23ct lab-grown cushion diamond

This 1.23ct lab-grown cushion sits in the classic one-carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG611354423 or 611354423. Listed at 6 retailers as of November 2, 2026, with prices from £144 to £1,237, a £1,093 spread on the same certified stone. Do Amore Diamonds lists it at £1,237. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG611354423
Dimensions6.24 × 6.16 × 4.18 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.24 mm6.16 mm1.23 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG611354423
Side View
Table 61.0%Crown 35°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 67.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £1,237 GBP|Low: £144 GBP|High: £1,237 GBP|Avg: £515 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 9£144 GBP
Retailer 6£224 GBP
Retailer 8£284 GBP
Retailer 3£299 GBP
Retailer 2£300 GBP
Retailer 10£342 GBP
Retailer 12£390 GBP
Retailer 11£509 GBP
Retailer 4£544 GBP
Retailer 13£612 GBP
Retailer 5£767 GBP
Retailer 7£821 GBP
Do Amore Diamonds£1,237 GBP

36 data points across 13 retailers

6 retailers£144 GBP to £1,237 GBP

A
Cheapest Retailer
-
£144 GBP
Final sale: no returns
A
Retailer 2
-
£224 GBP
View
A
Retailer 3
-
£284 GBP
View
A
Retailer 4
-
£300 GBP
View
B
Retailer 5
-
£821 GBP
View
Most Expensive
B
Do Amore Diamonds
27-2AC888F28 · Nov 2
£1,237 GBP
$1,670 USD
View
5 more retailers have this diamond
Prices start from £144 GBPSave up to £1,093 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
1.23ct Cushion
£144 GBP