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Radiant|Lab Grown|IGI

1.46ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG801694978

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

Certificate IGI LG801694978

Diamond specifications and retailer prices

From $651 NZD
$367 USD
As of October 30, 2026
Save $5,861 NZD (90%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,512 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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG801694978 or 801694978. Listed at 12 retailers as of October 30, 2026, with prices from $651 to $6,512, a $5,861 spread on the same certified stone. Brilliant Earth lists it at $6,512. 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 angle39.6°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801694978
Dimensions7.84 × 5.63 × 3.94 mm
L/W Ratio1.39
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
7.84 mm5.63 mm1.46 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801694978
Side View
Table 62.0%Crown 39.6°Girdle: Slightly ThickPavilion 36.7°Culet: NoneDepth 70.0%

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: $6,512 NZD|Low: $651 NZD|High: $9,368 NZD|Avg: $3,210 NZD|-30.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 6$651 NZD
Retailer 11$756 NZD
Retailer 3$1,198 NZD
Retailer 9$1,292 NZD
Retailer 2$1,496 NZD
Retailer 4$1,574 NZD
Retailer 8$2,369 NZD
Retailer 10$2,865 NZD
Retailer 5$3,502 NZD
Retailer 12$5,749 NZD
Retailer 7$5,784 NZD
Brilliant Earth$6,512 NZD

30 data points across 12 retailers

12 retailers$651 NZD to $6,512 NZD

A
Cheapest Retailer
-
$651 NZD
$367 USD
A
Retailer 2
-
$756 NZD
$426 USD
View
A
Retailer 3
-
$1,198 NZD
$675 USD
View
A
Retailer 4
-
$1,292 NZD
$728 USD
View
A
Retailer 5
-
$1,496 NZD
€803 EUR
View
B+
Retailer 6
-
$1,574 NZD
$887 USD
View
B+
Retailer 7
-
$2,369 NZD
$1,335 USD
View
B
Retailer 8
-
$2,865 NZD
$1,615 USD
View
B
Retailer 9
-
$3,502 NZD
£1,554 GBP
View
Retailer 10
-
$5,749 NZD
$3,240 USD
View
Price last confirmed 10 days ago
B
Retailer 11
-
$5,784 NZD
$3,260 USD
View
Most Expensive
B
Brilliant Earth
21059962Y · Oct 31
$6,512 NZD
$3,670 USD
View
11 more retailers have this diamond
Prices start from $651 NZDSave up to $5,861 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
$651 NZD