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Radiant|Lab Grown|IGI

3.01ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG667426634

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

Certificate IGI LG667426634

Diamond specifications and retailer prices

From £923 GBP
As of November 5, 2026
1 retailer carries this diamond
Only listing: £923 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 3.01ct lab-grown radiant diamond

This 3.01ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG667426634 or 667426634. Listed at a single retailer as of November 5, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.01
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.9°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG667426634
Dimensions10.29 × 7.06 × 4.73 mm
L/W Ratio1.46
Culet sizePointed
Top View
10.29 mm7.06 mm3.01 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG667426634
Side View
Table 67.0%Crown 46.9°Girdle: Slightly ThickPavilion 35.5°Culet: NoneDepth 67.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 5
Current: £1,109 GBP|Low: £141 GBP|High: £1,160 GBP|Avg: £666 GBP|+1.3%
Retailer 1
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Retailer 5
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Retailer 10
July 23, 2026
Retailer 5£173 GBP
Retailer 3£386 GBP
Retailer 4£418 GBP
Retailer 2£455 GBP
Retailer 8£486 GBP
Retailer 7£613 GBP
Retailer 6£758 GBP
Retailer 9£897 GBP
Retailer 10£904 GBP
Retailer 1£1,109 GBP

75 data points across 10 retailers

1 retailer

B
Diamond Quarter
3.01SI1ELG349D2CN · Nov 5
£923 GBP
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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
3.01ct Radiant
£923 GBP