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Radiant|Lab Grown|IGI

1.48ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG794612089

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

Certificate IGI LG794612089

Diamond specifications and retailer prices

From $788 AUD
As of November 4, 2026
Save $3,331 AUD (81%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $4,120 AUD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.48ct lab-grown radiant diamond

This 1.48ct 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 LG794612089 or 794612089. Listed at 4 retailers as of November 4, 2026, with prices from $788 to $4,120, a $3,331 spread on the same certified stone. Brilliant Earth lists it at $4,120. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.48
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.5°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794612089
Dimensions7.76 × 5.59 × 3.92 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
7.76 mm5.59 mm1.48 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794612089
Side View
Table 62.0%Crown 46.5°Girdle: Slightly ThickPavilion 35.8°Culet: NoneDepth 70.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $4,120 AUD|Low: $539 AUD|High: $6,429 AUD|Avg: $2,259 AUD|-35.9%
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
November 4, 2026
Retailer 10$539 AUD
Retailer 2$788 AUD
Retailer 9$1,041 AUD
Retailer 3$1,430 AUD
Retailer 6$1,457 AUD
Retailer 12$1,467 AUD
Retailer 7$1,742 AUD
Retailer 5$1,745 AUD
Retailer 13$2,455 AUD
Retailer 11$2,738 AUD
Retailer 8$2,951 AUD
Brilliant Earth$4,120 AUD
Retailer 4$4,678 AUD

5 data points across 13 retailers

4 retailers$788 AUD to $4,120 AUD

A
Cheapest Retailer
-
$788 AUD
B+
Retailer 2
-
$1,457 AUD
View
B+
Retailer 3
-
$1,742 AUD
View
Most Expensive
B
Brilliant Earth
21398569Y · Nov 4
$4,120 AUD
$2,890 USD
View
3 more retailers have this diamond
Prices start from $788 AUDSave up to $3,331 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
1.48ct Radiant
$788 AUD