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Radiant|Lab Grown|IGI

1.54ct G VS2 Radiant Lab Grown Diamond

ID • G/VS2 • IGI LG608374843

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG608374843

Diamond specifications and retailer prices

From £622 GBP
As of October 29, 2026
Save £214 GBP (26%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £836 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.54ct lab-grown radiant diamond

This 1.54ct lab-grown radiant sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG608374843 or 608374843. Listed at 2 retailers as of October 29, 2026, with prices from £622 to £836, a £214 spread on the same certified stone. Brilliant Earth lists it at £836. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.8°
Pavilion angle32.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG608374843
Dimensions8.36 × 5.64 × 3.71 mm
L/W Ratio1.48
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
8.36 mm5.64 mm1.54 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG608374843
Side View
Table 63.0%Crown 40.8°Girdle: MED-STKPavilion 32.2°Culet: NoneDepth 65.8%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: £836 GBP|Low: £83 GBP|High: £836 GBP|Avg: £504 GBP
Brilliant Earth
Retailer 2
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September 2, 2026
Retailer 8£122 GBP
Retailer 7£222 GBP
Retailer 10£299 GBP
Retailer 9£332 GBP
Retailer 14£426 GBP
Retailer 3£444 GBP
Retailer 2£476 GBP
Retailer 6£608 GBP
Retailer 4£623 GBP
Retailer 11£649 GBP
Retailer 12£658 GBP
Retailer 5£758 GBP
Retailer 13£806 GBP
Brilliant Earth£836 GBP

67 data points across 14 retailers

2 retailers£622 GBP to £836 GBP

B+
Cheapest Retailer
-
£622 GBP
Most Expensive
B
Brilliant Earth
14070192A · Oct 29
£836 GBP
$1,120 USD
View
1 more retailer has this diamond
Prices start from £622 GBPSave up to £214 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+
1.54ct Radiant
£622 GBP