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Radiant|Lab Grown|IGI

1.46ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG841615161

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

Certificate IGI LG841615161

Diamond specifications and retailer prices

From $444 NZD
As of November 4, 2026
Save $4,169 NZD (90%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,612 NZD at Brilliant Earth · As of November 3, 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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG841615161 or 841615161. Listed at 10 retailers as of November 3, 2026, with prices from $444 to $4,612, a $4,169 spread on the same certified stone. Brilliant Earth lists it at $4,612. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.3°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841615161
Dimensions7.86 × 5.72 × 3.80 mm
L/W Ratio1.37
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
7.86 mm5.72 mm1.46 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841615161
Side View
Table 67.0%Crown 41.3°Girdle: Slightly ThickPavilion 35.7°Culet: NoneDepth 66.4%

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: Nov 4
Current: $4,612 NZD|Low: $435 NZD|High: $7,007 NZD|Avg: $1,816 NZD|-34.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 10$444 NZD
Retailer 4$566 NZD
Retailer 7$834 NZD
Retailer 9$921 NZD
Retailer 8$1,015 NZD
Retailer 11$1,018 NZD
Retailer 5$1,348 NZD
Retailer 6$1,451 NZD
Retailer 2$2,200 NZD
Retailer 3$4,071 NZD
Brilliant Earth$4,612 NZD

35 data points across 11 retailers

10 retailers$444 NZD to $4,612 NZD

A+
Cheapest Retailer
-
$444 NZD
A
Retailer 2
-
$566 NZD
View
A
Retailer 3
-
$834 NZD
View
A
Retailer 4
-
$921 NZD
View
A
Retailer 5
-
$1,015 NZD
View
A
Retailer 6
-
$1,348 NZD
View
A
Retailer 7
-
$1,451 NZD
View
B+
Retailer 8
-
$2,200 NZD
View
Retailer 9
-
$4,071 NZD
View
Price last confirmed 15 days ago
Most Expensive
B
Brilliant Earth
22454243A · Nov 3
$4,612 NZD
$2,600 USD
View
9 more retailers have this diamond
Prices start from $444 NZDSave up to $4,169 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
$444 NZD