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Radiant|Lab Grown|IGI

1.50ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG811638201

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

Certificate IGI LG811638201

Diamond specifications and retailer prices

From $773 AUD
£428 GBP
As of October 30, 2026
Save $4,081 AUD (84%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $4,854 AUD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.5ct lab-grown radiant diamond

This 1.5ct 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 LG811638201 or 811638201. Listed at 9 retailers as of October 30, 2026, with prices from $773 to $4,854, a $4,081 spread on the same certified stone. Do Amore Diamonds lists it at $4,854. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.5°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811638201
Dimensions8.21 × 5.75 × 3.68 mm
L/W Ratio1.43
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.21 mm5.75 mm1.50 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811638201
Side View
Table 64.0%Crown 44.5°Girdle: MED-STKPavilion 33.4°Culet: NoneDepth 64.0%

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: Oct 30
Current: $4,854 AUD|Low: $669 AUD|High: $6,235 AUD|Avg: $2,646 AUD|-22.1%
Do Amore Diamonds
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
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Retailer 16
October 30, 2026
Retailer 3$669 AUD
Retailer 9$773 AUD
Retailer 13$1,078 AUD
Retailer 11$1,132 AUD
Retailer 16$1,589 AUD
Retailer 6$1,734 AUD
Retailer 7$1,767 AUD
Retailer 12$1,805 AUD
Retailer 15$2,404 AUD
Retailer 10$2,766 AUD
Retailer 4$2,820 AUD
Retailer 5$3,370 AUD
Retailer 2$4,029 AUD
Retailer 8$4,183 AUD
Retailer 14$4,798 AUD
Do Amore Diamonds$4,854 AUD

19 data points across 16 retailers

9 retailers$773 AUD to $4,854 AUD

A
Cheapest Retailer
-
$773 AUD
£428 GBP
A
Retailer 2
-
$1,078 AUD
$757 USD
View
A
Retailer 3
-
$1,132 AUD
$795 USD
View
B+
Retailer 4
-
$1,805 AUD
$1,268 USD
View
B+
Retailer 5
-
$2,404 AUD
$1,688 USD
View
B+
Retailer 6
-
$2,766 AUD
£1,530 GBP
View
B
Retailer 7
-
$4,029 AUD
$2,830 USD
View
Retailer 8
-
$4,798 AUD
$3,370 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Do Amore Diamonds
27-04E75D7DF · Oct 30
$4,854 AUD
$3,410 USD
View
8 more retailers have this diamond
Prices start from $773 AUDSave up to $4,081 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
1.50ct Radiant
$773 AUD