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 $304 USD
As of October 30, 2026
Save $2,696 USD (90%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,000 USD at Brilliant Earth · As of October 29, 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 29, 2026, with prices from $304 to $3,000, a $2,696 spread on the same certified stone. Brilliant Earth lists it at $3,000. 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
Color
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: Oct 30
Current: $3,000 USD|Low: $291 USD|High: $3,000 USD|Avg: $933 USD
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
Retailer 20
October 31, 2026
Retailer 6$304 USD
Retailer 4$339 USD
Retailer 7$376 USD
Retailer 10$376 USD
Retailer 13$399 USD
Retailer 3$505 USD
Retailer 17$530 USD
Retailer 16$647 USD
Retailer 18$665 USD
Retailer 2$669 USD
Retailer 9$708 USD
Retailer 15$918 USD
Retailer 8$1,117 USD
Retailer 20$1,156 USD
Retailer 19$1,210 USD
Retailer 12$1,257 USD
Retailer 11$1,463 USD
Retailer 14$1,516 USD
Retailer 5$1,524 USD
Brilliant Earth$3,000 USD

37 data points across 20 retailers

21 retailers$304 USD to $3,000 USD

A
Cheapest Retailer
-
$304 USD
A
Retailer 2
-
$339 USD
View
Final sale: no returns
A
Retailer 3
-
$352 USD
View
A
Retailer 4
-
$376 USD
View
A
Retailer 5
-
$376 USD
View
A
Retailer 6
-
$399 USD
£314 GBP
View
A
Retailer 7
-
$505 USD
View
A
Retailer 8
-
$530 USD
View
A
Retailer 9
-
$647 USD
ZAR 10,447 ZAR
View
Retailer 10
-
$665 USD
€633 EUR
View
Price last confirmed 7 days ago
A
Retailer 11
-
$669 USD
£527 GBP
View
A
Retailer 12
-
$708 USD
View
A
Retailer 13
-
$918 USD
A$1,412 AUD
View
B+
Retailer 14
-
$1,117 USD
View
B+
Retailer 15
-
$1,156 USD
View
B+
Retailer 16
-
$1,210 USD
View
B+
Retailer 17
-
$1,257 USD
View
B+
Retailer 18
-
$1,463 USD
£1,152 GBP
View
B+
Retailer 19
-
$1,516 USD
£1,194 GBP
View
B
Retailer 20
-
$1,524 USD
View
Most Expensive
B
Brilliant Earth
20602825A · Oct 29
$3,000 USD
View
20 more retailers have this diamond
Prices start from $304 USDSave up to $2,696 USD

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
$304 USD