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Radiant|Lab Grown|IGI

1.23ct D VS2 Radiant Lab Grown Diamond

ID • D/VS2 • IGI LG7448530659

Certificate IGI LG7448530659

Diamond specifications and retailer prices

From £432 GBP
As of November 4, 2026
Save £323 GBP (43%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £755 GBP at Friendly Diamonds · As of November 4, 2026
View at Friendly Diamonds

About this 1.23ct lab-grown radiant diamond

This 1.23ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG7448530659 or 7448530659. Listed at 2 retailers as of November 4, 2026, with prices from £432 to £755, a £323 spread on the same certified stone. Friendly Diamonds lists it at £755. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG7448530659
Dimensions7.61 × 5.33 × 3.63 mm
L/W Ratio1.43
Top View
7.61 mm5.33 mm1.23 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG7448530659
Side View
Table 64.0%CrownGirdlePavilionCuletDepth 68.1%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 4
Current: £755 GBP|Low: £432 GBP|High: £831 GBP|Avg: £595 GBP|-9.2%
Friendly Diamonds
Retailer 2
October 16, 2026
Retailer 2£432 GBP
Friendly Diamonds£755 GBP

3 data points across 2 retailers

2 retailers£432 GBP to £755 GBP

B+
Cheapest Retailer
-
£432 GBP
Most Expensive
B
Friendly Diamonds
5010083 · Nov 4
£755 GBP
$1,019 USD
View
1 more retailer has this diamond
Prices start from £432 GBPSave up to £323 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.

B+
1.23ct Radiant
£432 GBP