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Radiant|Lab Grown|IGI

1.47ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG784644720

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

Certificate IGI LG784644720

Diamond specifications and retailer prices

From $487 AUD
$342 USD
As of October 30, 2026
Save $4,225 AUD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,712 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.47ct lab-grown radiant diamond

This 1.47ct 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 LG784644720 or 784644720. Listed at 15 retailers as of October 30, 2026, with prices from $487 to $4,712, a $4,225 spread on the same certified stone. Brilliant Earth lists it at $4,712. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.47
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.6°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784644720
Dimensions8.31 × 5.63 × 3.66 mm
L/W Ratio1.48
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
8.31 mm5.63 mm1.47 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784644720
Side View
Table 66.0%Crown 41.6°Girdle: MediumPavilion 34.9°Culet: NoneDepth 65.0%

Caratlytics Score

How it works →
A+
Exceptional
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: $4,712 AUD|Low: $487 AUD|High: $6,378 AUD|Avg: $2,324 AUD|-26.1%
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
Retailer 16
October 31, 2026
Retailer 11$487 AUD
Retailer 4$565 AUD
Retailer 7$712 AUD
Retailer 12$837 AUD
Retailer 9$890 AUD
Retailer 15$974 AUD
Retailer 2$1,123 AUD
Retailer 6$1,271 AUD
Retailer 14$1,771 AUD
Retailer 3$1,833 AUD
Retailer 16$2,143 AUD
Retailer 10$2,618 AUD
Retailer 13$4,328 AUD
Retailer 8$4,551 AUD
Retailer 5$4,641 AUD
Brilliant Earth$4,712 AUD

36 data points across 16 retailers

15 retailers$487 AUD to $4,712 AUD

A+
Cheapest Retailer
-
$487 AUD
$342 USD
A
Retailer 2
-
$565 AUD
$397 USD
View
A
Retailer 3
-
$712 AUD
$500 USD
View
Final sale: no returns
A
Retailer 4
-
$837 AUD
$588 USD
View
A
Retailer 5
-
$890 AUD
$625 USD
View
A
Retailer 6
-
$974 AUD
$684 USD
View
A
Retailer 7
-
$1,123 AUD
€751 EUR
View
B+
Retailer 8
-
$1,271 AUD
$893 USD
View
B+
Retailer 9
-
$1,771 AUD
$1,244 USD
View
B+
Retailer 10
-
$1,833 AUD
$1,287 USD
View
B+
Retailer 11
-
$2,143 AUD
$1,505 USD
View
B+
Retailer 12
-
$2,618 AUD
£1,448 GBP
View
B
Retailer 13
-
$4,328 AUD
$3,040 USD
View
Retailer 14
-
$4,641 AUD
$3,260 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
18701666Y · Oct 30
$4,712 AUD
$3,310 USD
View
14 more retailers have this diamond
Prices start from $487 AUDSave up to $4,225 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+
1.47ct Radiant
$487 AUD