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Radiant|Lab Grown|IGI

1.05ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG811622317

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

Certificate IGI LG811622317

Diamond specifications and retailer prices

From $550 CAD
$393 USD
As of October 30, 2026
Save $3,271 CAD (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,821 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.05ct lab-grown radiant diamond

This 1.05ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811622317 or 811622317. Listed at 18 retailers as of October 29, 2026, with prices from $550 to $3,821, a $3,271 spread on the same certified stone. Brilliant Earth lists it at $3,821. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.1°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811622317
Dimensions7.25 × 4.96 × 3.39 mm
L/W Ratio1.46
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
7.25 mm4.96 mm1.05 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811622317
Side View
Table 65.0%Crown 45.1°Girdle: MED-STKPavilion 34.8°Culet: NoneDepth 68.3%

Caratlytics Score

How it works →
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: $3,821 CAD|Low: $438 CAD|High: $3,961 CAD|Avg: $1,483 CAD|-3.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 17$550 CAD
Retailer 4$616 CAD
Retailer 7$616 CAD
Retailer 5$682 CAD
Retailer 18$682 CAD
Retailer 8$914 CAD
Retailer 16$917 CAD
Retailer 2$1,082 CAD
Retailer 6$1,101 CAD
Retailer 11$1,117 CAD
Retailer 12$1,171 CAD
Retailer 14$1,186 CAD
Retailer 15$1,910 CAD
Retailer 3$2,190 CAD
Retailer 10$2,242 CAD
Retailer 9$2,531 CAD
Retailer 13$2,666 CAD
Brilliant Earth$3,821 CAD

43 data points across 18 retailers

18 retailers$550 CAD to $3,821 CAD

A
Cheapest Retailer
-
$550 CAD
$393 USD
A
Retailer 2
-
$616 CAD
$440 USD
View
Final sale: no returns
A
Retailer 3
-
$616 CAD
$440 USD
View
A
Retailer 4
-
$682 CAD
$487 USD
View
A
Retailer 5
-
$682 CAD
$487 USD
View
B+
Retailer 6
-
$914 CAD
$653 USD
View
A
Retailer 7
-
$917 CAD
$655 USD
View
A
Retailer 8
-
$1,082 CAD
$773 USD
View
B+
Retailer 9
-
$1,101 CAD
$787 USD
View
B+
Retailer 10
-
$1,117 CAD
£629 GBP
View
B+
Retailer 11
-
$1,171 CAD
ZAR 13,513 ZAR
View
B+
Retailer 12
-
$1,186 CAD
€807 EUR
View
B
Retailer 13
-
$1,910 CAD
$1,365 USD
View
B
Retailer 14
-
$2,190 CAD
$1,565 USD
View
B
Retailer 15
-
$2,242 CAD
$1,602 USD
View
B
Retailer 16
-
$2,531 CAD
$1,808 USD
View
B
Retailer 17
-
$2,666 CAD
£1,500 GBP
View
Most Expensive
B
Brilliant Earth
22254790A · Oct 29
$3,821 CAD
$2,730 USD
View
17 more retailers have this diamond
Prices start from $550 CADSave up to $3,271 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
1.05ct Radiant
$550 CAD