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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 $204 AUD
$143 USD
As of October 28, 2026
Save $1,629 AUD (89%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,833 AUD 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 $204 to $1,833, a $1,629 spread on the same certified stone. MOH London lists it at $1,833. 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

How it works →
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: $1,833 AUD|Low: $204 AUD|High: $1,833 AUD|Avg: $527 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 29, 2026
Retailer 3$204 AUD
Retailer 8$232 AUD
Retailer 15$255 AUD
Retailer 9$318 AUD
Retailer 12$320 AUD
Retailer 4$333 AUD
Retailer 13$420 AUD
Retailer 2$452 AUD
Retailer 14$476 AUD
Retailer 6$527 AUD
Retailer 10$559 AUD
Retailer 11$702 AUD
Retailer 5$869 AUD
Retailer 7$939 AUD
MOH London$1,833 AUD

2 data points across 15 retailers

10 retailers$204 AUD to $1,833 AUD

A
Cheapest Retailer
-
$204 AUD
$143 USD
Retailer 2
-
$232 AUD
$163 USD
View
A
Retailer 3
-
$255 AUD
HK$1,400 HKD
View
A
Retailer 4
-
$318 AUD
£176 GBP
View
B+
Retailer 5
-
$420 AUD
$295 USD
View
B+
Retailer 6
-
$452 AUD
£250 GBP
View
B+
Retailer 7
-
$476 AUD
£263 GBP
View
B+
Retailer 8
-
$559 AUD
$393 USD
View
B
Retailer 9
-
$702 AUD
$493 USD
View
Most Expensive
MOH London
LG651433587 · Oct 29
$1,833 AUD
£1,014 GBP
View
9 more retailers have this diamond
Prices start from $204 AUDSave up to $1,629 AUD

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
$204 AUD