Radiant|Lab Grown|IGI

1.45ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG816613026

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

Certificate IGI LG816613026

Diamond specifications and retailer prices

From $771 CAD
$551 USD
As of October 30, 2026
Save $5,233 CAD (87%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $6,004 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.45ct lab-grown radiant diamond

This 1.45ct 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 LG816613026 or 816613026. Listed at 9 retailers as of October 29, 2026, with prices from $771 to $6,004, a $5,233 spread on the same certified stone. Brilliant Earth lists it at $6,004. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.2°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816613026
Dimensions7.97 × 5.74 × 3.81 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
7.97 mm5.74 mm1.45 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816613026
Side View
Table 63.0%Crown 44.2°Girdle: MediumPavilion 35.6°Culet: NoneDepth 66.4%

Caratlytics Score

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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: Oct 30
Current: $6,004 CAD|Low: $430 CAD|High: $6,004 CAD|Avg: $1,983 CAD
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
October 29, 2026
Retailer 3$430 CAD
Retailer 6$480 CAD
Retailer 11$771 CAD
Retailer 8$805 CAD
Retailer 4$1,154 CAD
Retailer 14$1,202 CAD
Retailer 15$1,240 CAD
Retailer 10$1,425 CAD
Retailer 5$1,570 CAD
Retailer 12$1,685 CAD
Retailer 2$2,064 CAD
Retailer 7$2,450 CAD
Retailer 9$3,317 CAD
Retailer 13$4,507 CAD
Brilliant Earth$6,004 CAD

15 data points across 15 retailers

9 retailers$771 CAD to $6,004 CAD

A
Cheapest Retailer
-
$771 CAD
$551 USD
A
Retailer 2
-
$805 CAD
$575 USD
View
Retailer 3
-
$1,240 CAD
ZAR 14,308 ZAR
View
Price last confirmed 49 days ago
B+
Retailer 4
-
$1,425 CAD
$1,018 USD
View
B+
Retailer 5
-
$1,685 CAD
$1,204 USD
View
B+
Retailer 6
-
$2,064 CAD
£1,161 GBP
View
B+
Retailer 7
-
$3,317 CAD
$2,370 USD
View
Retailer 8
-
$4,507 CAD
$3,220 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
21730598Y · Oct 29
$6,004 CAD
$4,290 USD
View
8 more retailers have this diamond
Prices start from $771 CADSave up to $5,233 CAD

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
1.45ct Radiant
$771 CAD