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Radiant|Lab Grown|IGI

0.80ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG651433587

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

Certificate IGI LG651433587

Diamond specifications and retailer prices

From £107 GBP
$143 USD
As of October 28, 2026
Save £860 GBP (89%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £967 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.8ct lab-grown radiant diamond

This 0.8ct lab-grown radiant sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG651433587 or 651433587. Listed at 10 retailers as of October 28, 2026, with prices from £107 to £967, a £860 spread on the same certified stone. MOH London lists it at £967. 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

0.80
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.6°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG651433587
Dimensions6.62 × 4.55 × 3.00 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.62 mm4.55 mm0.80 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG651433587
Side View
Table 66.0%Crown 40.6°Girdle: STK-THKPavilion 34.2°Culet: NoneDepth 65.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: £967 GBP|Low: £107 GBP|High: £967 GBP|Avg: £278 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 15
October 29, 2026
Retailer 3£107 GBP
Retailer 8£122 GBP
Retailer 15£135 GBP
Retailer 9£168 GBP
Retailer 12£169 GBP
Retailer 4£176 GBP
Retailer 13£222 GBP
Retailer 2£238 GBP
Retailer 14£251 GBP
Retailer 6£278 GBP
Retailer 10£295 GBP
Retailer 11£370 GBP
Retailer 5£458 GBP
Retailer 7£496 GBP
MOH London£967 GBP

2 data points across 15 retailers

10 retailers£107 GBP to £967 GBP

A
Cheapest Retailer
-
£107 GBP
$143 USD
Retailer 2
-
£122 GBP
$163 USD
View
A
Retailer 3
-
£135 GBP
HK$1,400 HKD
View
A
Retailer 4
-
£168 GBP
View
B+
Retailer 5
-
£222 GBP
$295 USD
View
B+
Retailer 6
-
£238 GBP
View
B+
Retailer 7
-
£251 GBP
View
B+
Retailer 8
-
£295 GBP
$393 USD
View
B
Retailer 9
-
£370 GBP
$493 USD
View
Most Expensive
MOH London
LG651433587 · Oct 29
£967 GBP
View
9 more retailers have this diamond
Prices start from £107 GBPSave up to £860 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
0.80ct Radiant
£107 GBP