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Cushion|Lab Grown|IGI

1.24ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG843601348

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG843601348

Diamond specifications and retailer prices

From £232 GBP
As of November 4, 2026
Save £233 GBP (50%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £1,133 GBP at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.24ct lab-grown cushion diamond

This 1.24ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG843601348 or 843601348. Listed at 3 retailers as of November 4, 2026, with a 101% 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
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843601348
Dimensions7.54 × 5.57 × 3.76 mm
L/W Ratio1.35
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.54 mm5.57 mm1.24 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843601348
Side View
Table 58.0%Crown 36.7°Girdle: MED-STKPavilion 35.3°Culet: NoneDepth 67.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £1,133 GBP|Low: £232 GBP|High: £1,148 GBP|Avg: £649 GBP|-1.3%
Rare Carat
Retailer 2
Retailer 3
November 4, 2026
Retailer 3£232 GBP
Retailer 2£465 GBP
Rare Carat£1,133 GBP

23 data points across 3 retailers

3 retailers£232 GBP to £465 GBP

A
Cheapest Retailer
-
£232 GBP
Final sale: no returns
A
Retailer 2
-
£465 GBP
View
Most Expensive
Rare Carat
843601348 · Oct 28
£1,133 GBP
$1,530 USD
View
Price last confirmed 7 days ago
2 more retailers have this diamond
Prices start from £232 GBPSave up to £233 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
£232 GBP