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Radiant|Lab Grown|IGI

1.46ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG801694978

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

Certificate IGI LG801694978

Diamond specifications and retailer prices

From $522 AUD
$367 USD
As of October 30, 2026
Save $4,702 AUD (90%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $5,225 AUD at Brilliant Earth · As of October 30, 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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG801694978 or 801694978. Listed at 12 retailers as of October 30, 2026, with prices from $522 to $5,225, a $4,702 spread on the same certified stone. Brilliant Earth lists it at $5,225. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.6°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801694978
Dimensions7.84 × 5.63 × 3.94 mm
L/W Ratio1.39
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
7.84 mm5.63 mm1.46 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801694978
Side View
Table 62.0%Crown 39.6°Girdle: Slightly ThickPavilion 36.7°Culet: NoneDepth 70.0%

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 30
Current: $5,225 AUD|Low: $522 AUD|High: $7,517 AUD|Avg: $2,587 AUD|-30.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 5$522 AUD
Retailer 10$606 AUD
Retailer 3$961 AUD
Retailer 8$1,036 AUD
Retailer 12$1,197 AUD
Retailer 4$1,263 AUD
Retailer 7$1,901 AUD
Retailer 9$2,299 AUD
Retailer 2$2,810 AUD
Retailer 11$4,612 AUD
Retailer 6$4,641 AUD
Brilliant Earth$5,225 AUD

29 data points across 12 retailers

12 retailers$522 AUD to $5,225 AUD

A
Cheapest Retailer
-
$522 AUD
$367 USD
A
Retailer 2
-
$606 AUD
$426 USD
View
A
Retailer 3
-
$961 AUD
$675 USD
View
A
Retailer 4
-
$1,036 AUD
$728 USD
View
Retailer 5
-
$1,197 AUD
€801 EUR
View
Price last confirmed 7 days ago
B+
Retailer 6
-
$1,263 AUD
$887 USD
View
B+
Retailer 7
-
$1,901 AUD
$1,335 USD
View
B
Retailer 8
-
$2,299 AUD
$1,615 USD
View
B
Retailer 9
-
$2,810 AUD
£1,554 GBP
View
Retailer 10
-
$4,612 AUD
$3,240 USD
View
Price last confirmed 9 days ago
B
Retailer 11
-
$4,641 AUD
$3,260 USD
View
Most Expensive
B
Brilliant Earth
21059962Y · Oct 30
$5,225 AUD
$3,670 USD
View
11 more retailers have this diamond
Prices start from $522 AUDSave up to $4,702 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
$522 AUD