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Radiant|Lab Grown|IGI

1.46ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG729529443

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

Certificate IGI LG729529443

Diamond specifications and retailer prices

From $492 AUD
As of November 4, 2026
Save $5,139 AUD (91%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $5,631 AUD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.46ct lab-grown radiant diamond

This 1.46ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG729529443 or 729529443. Listed at 24 retailers as of November 4, 2026, with prices from $492 to $5,631, a $5,139 spread on the same certified stone. Brilliant Earth lists it at $5,631. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.46
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.3°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729529443
Dimensions8.00 × 5.60 × 3.70 mm
L/W Ratio1.43
Culet sizePointed
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
8.00 mm5.60 mm1.46 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729529443
Side View
Table 70.0%Crown 44.3°Girdle: ThickPavilion 35.4°Culet: NoneDepth 66.1%

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: Nov 4
Current: $5,631 AUD|Low: $473 AUD|High: $5,631 AUD|Avg: $1,670 AUD
Brilliant Earth
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
November 5, 2026
Retailer 4$492 AUD
Retailer 5$610 AUD
Retailer 9$627 AUD
Retailer 7$820 AUD
Retailer 14$827 AUD
Retailer 12$945 AUD
Retailer 11$1,052 AUD
Retailer 2$1,085 AUD
Retailer 13$1,427 AUD
Retailer 10$1,490 AUD
Retailer 6$1,963 AUD
Retailer 3$2,160 AUD
Retailer 8$2,378 AUD
Retailer 15$3,314 AUD
Brilliant Earth$5,631 AUD

39 data points across 15 retailers

24 retailers$492 AUD to $5,631 AUD

A
Cheapest Retailer
-
$492 AUD
A
Retailer 2
-
$550 AUD
View
Final sale: no returns
A
Retailer 3
-
$572 AUD
View
Retailer 4
-
$610 AUD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$610 AUD
View
A
Retailer 6
-
$627 AUD
View
A
Retailer 7
-
$820 AUD
View
A
Retailer 8
-
$827 AUD
View
A
Retailer 9
-
$945 AUD
View
A
Retailer 10
-
$972 AUD
View
A
Retailer 11
-
$1,052 AUD
View
A
Retailer 12
-
$1,085 AUD
View
B+
Retailer 13
-
$1,427 AUD
View
B+
Retailer 14
-
$1,490 AUD
View
Retailer 15
-
$1,517 AUD
View
Price last confirmed 10 days ago
B+
Retailer 16
-
$1,575 AUD
View
B+
Retailer 17
-
$1,963 AUD
View
B+
Retailer 18
-
$2,023 AUD
View
Retailer 19
-
$2,160 AUD
View
Price last confirmed 28 days ago
B
Retailer 20
-
$2,212 AUD
View
B
Retailer 21
-
$2,362 AUD
View
B+
Retailer 22
-
$2,378 AUD
View
Retailer 23
-
$3,314 AUD
View
Price last confirmed 18 days ago
Most Expensive
B
Brilliant Earth
15699503A · Nov 4
$5,631 AUD
$3,950 USD
View
23 more retailers have this diamond
Prices start from $492 AUDSave up to $5,139 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
1.46ct Radiant
$492 AUD