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 $539 NZD
$304 USD
As of November 2, 2026
Save $4,784 NZD (90%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $5,323 NZD 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 $539 to $5,323, a $4,784 spread on the same certified stone. Brilliant Earth lists it at $5,323. 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: $5,323 NZD|Low: $516 NZD|High: $5,323 NZD|Avg: $1,646 NZD
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$539 NZD
Retailer 4$601 NZD
Retailer 7$667 NZD
Retailer 10$667 NZD
Retailer 2$706 NZD
Retailer 3$896 NZD
Retailer 17$940 NZD
Retailer 13$1,151 NZD
Retailer 12$1,177 NZD
Retailer 14$1,183 NZD
Retailer 9$1,256 NZD
Retailer 16$1,628 NZD
Retailer 8$1,982 NZD
Retailer 19$2,051 NZD
Retailer 18$2,147 NZD
Retailer 11$2,596 NZD
Retailer 15$2,691 NZD
Retailer 5$2,704 NZD
Brilliant Earth$5,323 NZD

37 data points across 19 retailers

21 retailers$539 NZD to $5,323 NZD

A
Cheapest Retailer
-
$539 NZD
$304 USD
A
Retailer 2
-
$601 NZD
$339 USD
View
Final sale: no returns
A
Retailer 3
-
$625 NZD
$352 USD
View
A
Retailer 4
-
$667 NZD
$376 USD
View
Retailer 5
-
$667 NZD
$376 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$706 NZD
£313 GBP
View
A
Retailer 7
-
$896 NZD
$505 USD
View
A
Retailer 8
-
$940 NZD
$530 USD
View
A
Retailer 9
-
$1,151 NZD
ZAR 10,484 ZAR
View
A
Retailer 10
-
$1,177 NZD
£522 GBP
View
A
Retailer 11
-
$1,183 NZD
€635 EUR
View
A
Retailer 12
-
$1,256 NZD
$708 USD
View
A
Retailer 13
-
$1,628 NZD
A$1,412 AUD
View
B+
Retailer 14
-
$1,982 NZD
$1,117 USD
View
B+
Retailer 15
-
$2,051 NZD
$1,156 USD
View
B+
Retailer 16
-
$2,147 NZD
$1,210 USD
View
B+
Retailer 17
-
$2,230 NZD
$1,257 USD
View
B+
Retailer 18
-
$2,596 NZD
£1,152 GBP
View
B+
Retailer 19
-
$2,691 NZD
£1,194 GBP
View
B
Retailer 20
-
$2,704 NZD
$1,524 USD
View
Most Expensive
B
Brilliant Earth
20602825A · Oct 31
$5,323 NZD
$3,000 USD
View
20 more retailers have this diamond
Prices start from $539 NZDSave up to $4,784 NZD

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
$539 NZD