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Radiant|Lab Grown|IGI

1.46ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG811638561

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

Certificate IGI LG811638561

Diamond specifications and retailer prices

From $787 AUD
$553 USD
As of October 30, 2026
Save $3,270 AUD (81%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $4,612 AUD at Rare Carat · As of October 21, 2026
View at Rare Carat

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 LG811638561 or 811638561. Listed at 9 retailers as of October 30, 2026, with a 415% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle41.1°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811638561
Dimensions7.79 × 5.73 × 3.85 mm
L/W Ratio1.36
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
7.79 mm5.73 mm1.46 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811638561
Side View
Table 66.0%Crown 41.1°Girdle: MED-STKPavilion 36.5°Culet: NoneDepth 67.2%

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: $4,612 AUD|Low: $441 AUD|High: $6,150 AUD|Avg: $2,013 AUD|+1.1%
Rare Carat
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 4$441 AUD
Retailer 7$493 AUD
Retailer 13$787 AUD
Retailer 2$790 AUD
Retailer 5$1,181 AUD
Retailer 15$1,231 AUD
Retailer 16$1,269 AUD
Retailer 12$1,459 AUD
Retailer 6$1,617 AUD
Retailer 14$1,723 AUD
Retailer 3$2,083 AUD
Retailer 10$2,112 AUD
Retailer 8$2,507 AUD
Retailer 11$3,402 AUD
Retailer 9$4,057 AUD
Rare Carat$4,612 AUD

17 data points across 16 retailers

9 retailers$787 AUD to $4,057 AUD

A
Cheapest Retailer
-
$787 AUD
$553 USD
A
Retailer 2
-
$790 AUD
$555 USD
View
Retailer 3
-
$1,269 AUD
ZAR 14,400 ZAR
View
Price last confirmed 50 days ago
B+
Retailer 4
-
$1,459 AUD
$1,025 USD
View
B+
Retailer 5
-
$1,723 AUD
$1,210 USD
View
B+
Retailer 6
-
$2,112 AUD
£1,168 GBP
View
B
Retailer 7
-
$3,402 AUD
$2,390 USD
View
B
Retailer 8
-
$4,057 AUD
$2,850 USD
View
Most Expensive
Rare Carat
PD-224133 · Oct 21
$4,612 AUD
$3,240 USD
View
Price last confirmed 10 days ago
8 more retailers have this diamond
Prices start from $787 AUDSave up to $3,270 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
$787 AUD