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Radiant|Lab Grown|IGI

1.29ct G VS2 Radiant Lab Grown Diamond

EX • G/VS2 • IGI LG623411859

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

Certificate IGI LG623411859

Diamond specifications and retailer prices

From £405 GBP
As of October 31, 2026
1 retailer carries this diamond
Only listing: £405 GBP at Diamond Quarter
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Diamond Quarter

About this 1.29ct lab-grown radiant diamond

This 1.29ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG623411859 or 623411859. Listed at a single retailer as of October 31, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
G
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.9°
Pavilion angle31.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG623411859
Dimensions8.09 × 5.36 × 3.47 mm
L/W Ratio1.51
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
8.09 mm5.36 mm1.29 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG623411859
Side View
Table 60.0%Crown 49.9°Girdle: MediumPavilion 31.7°CuletDepth 64.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: £405 GBP|Low: £405 GBP|High: £405 GBP|Avg: £405 GBP
September 26, 2026
Diamond Quarter£405 GBP

1 data point across 1 retailer

1 retailer

B
Diamond Quarter
1.29VS2GLG595E4CN · Oct 31
£405 GBP
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B
1.29ct Radiant
£405 GBP