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Radiant|Lab Grown|IGI

1.79ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG846664625

Certificate IGI LG846664625

Diamond specifications and retailer prices

From £432 GBP
As of November 1, 2026
Save £1,131 GBP (72%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £1,563 GBP at With Clarity · As of November 1, 2026
View at With Clarity

About this 1.79ct lab-grown radiant diamond

This 1.79ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG846664625 or 846664625. Listed at 5 retailers as of November 1, 2026, with prices from £432 to £1,563, a £1,131 spread on the same certified stone. With Clarity lists it at £1,563. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.79
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG846664625
Dimensions8.70 × 6.16 × 3.89 mm
L/W Ratio1.41
Top View
8.70 mm6.16 mm1.79 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846664625
Side View
Table 60.0%CrownGirdlePavilionCuletDepth 63.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £1,542 GBP|Low: £432 GBP|High: £1,563 GBP|Avg: £1,109 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
With Clarity
November 1, 2026
Retailer 3£432 GBP
Retailer 2£658 GBP
Retailer 4£1,349 GBP
Retailer 1£1,542 GBP
With Clarity£1,563 GBP

1 data point across 5 retailers

5 retailers£432 GBP to £1,563 GBP

A
Cheapest Retailer
-
£432 GBP
A
Retailer 2
-
£658 GBP
$882 USD
View
B
Retailer 3
-
£1,349 GBP
$1,808 USD
View
B
Retailer 4
-
£1,542 GBP
View
Most Expensive
B
With Clarity
846664625 · Nov 1
£1,563 GBP
$2,094 USD
View
4 more retailers have this diamond
Prices start from £432 GBPSave up to £1,131 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
1.79ct Radiant
£432 GBP