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 $250 USD
As of November 2, 2026
Save $995 USD (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,950 USD at Brilliant Earth · As of October 26, 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 2, 2026, with a 398% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
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

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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 2
Current: $3,950 USD|Low: $245 USD|High: $3,950 USD|Avg: $1,032 USD|+0.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 10$250 USD
Retailer 4$320 USD
Retailer 6$470 USD
Retailer 8$519 USD
Retailer 7$572 USD
Retailer 11$574 USD
Retailer 9$756 USD
Retailer 2$818 USD
Retailer 5$1,245 USD
Retailer 3$2,295 USD
Brilliant Earth$3,950 USD

32 data points across 11 retailers

10 retailers$250 USD to $1,245 USD

A+
Cheapest Retailer
-
$250 USD
A
Retailer 2
-
$320 USD
£252 GBP
View
A
Retailer 3
-
$470 USD
View
A
Retailer 4
-
$519 USD
View
A
Retailer 5
-
$572 USD
View
A
Retailer 6
-
$756 USD
A$1,163 AUD
View
A
Retailer 7
-
$818 USD
View
B+
Retailer 8
-
$1,245 USD
£980 GBP
View
Retailer 9
-
$2,295 USD
View
Price last confirmed 12 days ago
Most Expensive
Brilliant Earth
21665674A · Oct 26
$3,950 USD
View
Price last confirmed 7 days ago
9 more retailers have this diamond
Prices start from $250 USDSave up to $995 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
$250 USD