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Radiant|Lab Grown|IGI

1.46ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG778673497

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

Certificate IGI LG778673497

Diamond specifications and retailer prices

From $433 AUD
$304 USD
As of November 2, 2026
Save $3,838 AUD (90%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $4,271 AUD at Brilliant Earth · As of October 31, 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG778673497 or 778673497. Listed at 21 retailers as of October 31, 2026, with prices from $433 to $4,271, a $3,838 spread on the same certified stone. Brilliant Earth lists it at $4,271. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.46
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.3°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778673497
Dimensions8.11 × 5.46 × 3.74 mm
L/W Ratio1.49
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.11 mm5.46 mm1.46 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778673497
Side View
Table 63.0%Crown 43.3°Girdle: MED-STKPavilion 35°Culet: NoneDepth 68.5%

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 2
Current: $4,271 AUD|Low: $414 AUD|High: $4,271 AUD|Avg: $1,321 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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 2, 2026
Retailer 6$433 AUD
Retailer 4$483 AUD
Retailer 7$535 AUD
Retailer 10$535 AUD
Retailer 2$566 AUD
Retailer 3$719 AUD
Retailer 17$755 AUD
Retailer 13$924 AUD
Retailer 12$944 AUD
Retailer 14$949 AUD
Retailer 9$1,008 AUD
Retailer 16$1,307 AUD
Retailer 8$1,590 AUD
Retailer 19$1,646 AUD
Retailer 18$1,723 AUD
Retailer 11$2,083 AUD
Retailer 15$2,159 AUD
Retailer 5$2,169 AUD
Brilliant Earth$4,271 AUD

37 data points across 19 retailers

21 retailers$433 AUD to $4,271 AUD

A
Cheapest Retailer
-
$433 AUD
$304 USD
A
Retailer 2
-
$483 AUD
$339 USD
View
Final sale: no returns
A
Retailer 3
-
$501 AUD
$352 USD
View
A
Retailer 4
-
$535 AUD
$376 USD
View
Retailer 5
-
$535 AUD
$376 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$566 AUD
£313 GBP
View
A
Retailer 7
-
$719 AUD
$505 USD
View
A
Retailer 8
-
$755 AUD
$530 USD
View
A
Retailer 9
-
$924 AUD
ZAR 10,484 ZAR
View
A
Retailer 10
-
$944 AUD
£522 GBP
View
A
Retailer 11
-
$949 AUD
€635 EUR
View
A
Retailer 12
-
$1,008 AUD
$708 USD
View
A
Retailer 13
-
$1,307 AUD
View
B+
Retailer 14
-
$1,590 AUD
$1,117 USD
View
B+
Retailer 15
-
$1,646 AUD
$1,156 USD
View
B+
Retailer 16
-
$1,723 AUD
$1,210 USD
View
B+
Retailer 17
-
$1,789 AUD
$1,257 USD
View
B+
Retailer 18
-
$2,083 AUD
£1,152 GBP
View
B+
Retailer 19
-
$2,159 AUD
£1,194 GBP
View
B
Retailer 20
-
$2,169 AUD
$1,524 USD
View
Most Expensive
B
Brilliant Earth
20602825A · Oct 31
$4,271 AUD
$3,000 USD
View
20 more retailers have this diamond
Prices start from $433 AUDSave up to $3,838 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
$433 AUD