Radiant|Lab Grown|IGI

1.46ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG801689176

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

Certificate IGI LG801689176

Diamond specifications and retailer prices

From $781 USD
HK$6,100 HKD
As of October 30, 2026
Save $3,579 USD (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,360 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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG801689176 or 801689176. Listed at 12 retailers as of October 29, 2026, with prices from $781 to $4,360, a $3,579 spread on the same certified stone. Brilliant Earth lists it at $4,360. 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
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.2°
Pavilion angle33°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801689176
Dimensions8.34 × 5.59 × 3.61 mm
L/W Ratio1.49
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
8.34 mm5.59 mm1.46 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801689176
Side View
Table 62.0%Crown 42.2°Girdle: Slightly ThickPavilion 33°Culet: NoneDepth 64.6%

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: $4,360 USD|Low: $781 USD|High: $4,490 USD|Avg: $1,830 USD|-2.9%
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 30, 2026
Retailer 3$781 USD
Retailer 8$895 USD
Retailer 12$962 USD
Retailer 7$1,041 USD
Retailer 2$1,061 USD
Retailer 6$1,170 USD
Retailer 11$1,176 USD
Retailer 10$1,606 USD
Retailer 9$2,210 USD
Retailer 4$2,694 USD
Retailer 5$2,858 USD
Brilliant Earth$4,360 USD

41 data points across 12 retailers

12 retailers$781 USD to $4,360 USD

A
Cheapest Retailer
-
$781 USD
HK$6,100 HKD
A
Retailer 2
-
$895 USD
View
A
Retailer 3
-
$962 USD
View
B+
Retailer 4
-
$1,041 USD
€991 EUR
View
B+
Retailer 5
-
$1,061 USD
£836 GBP
View
B+
Retailer 6
-
$1,170 USD
ZAR 18,908 ZAR
View
B+
Retailer 7
-
$1,176 USD
View
B+
Retailer 8
-
$1,606 USD
View
B
Retailer 9
-
$2,210 USD
View
B
Retailer 10
-
$2,694 USD
View
B
Retailer 11
-
$2,858 USD
£2,250 GBP
View
Most Expensive
B
Brilliant Earth
20634581A · Oct 29
$4,360 USD
View
11 more retailers have this diamond
Prices start from $781 USDSave up to $3,579 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
$781 USD