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Radiant|Lab Grown|IGI

1.01ct D SI2 Radiant Lab Grown Diamond

ID • D/SI2 • IGI LG474116508

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

Certificate IGI LG474116508

Diamond specifications and retailer prices

From $872 CAD
$623 USD
As of October 30, 2026
Save $1,810 CAD (67%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,841 CAD at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 1.01ct lab-grown radiant diamond

This 1.01ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG474116508 or 474116508. Listed at 11 retailers as of October 26, 2026, with a 208% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.01
Carat
D
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.2°
Pavilion angle30.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG474116508
Dimensions6.24 × 4.96 × 3.46 mm
L/W Ratio1.26
Culet sizePointed
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
6.24 mm4.96 mm1.01 ctD / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG474116508
Side View
Table 60.5%Crown 43.2°Girdle: STK-THKPavilion 30.1°Culet: NoneDepth 69.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,693 CAD|Low: $696 CAD|High: $4,309 CAD|Avg: $1,963 CAD|+2.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 6$976 CAD
Retailer 4$1,232 CAD
Retailer 5$1,654 CAD
Retailer 7$1,687 CAD
Retailer 1$1,693 CAD
Retailer 3$2,682 CAD
Retailer 2$4,264 CAD

41 data points across 7 retailers

11 retailers$872 CAD to $2,682 CAD

B+
Cheapest Retailer
-
$872 CAD
$623 USD
B
Retailer 2
-
$976 CAD
$697 USD
View
Final sale: no returns
B
Retailer 3
-
$976 CAD
$697 USD
View
Retailer 4
-
$1,080 CAD
$772 USD
View
Price last confirmed 13 days ago
B
Retailer 5
-
$1,080 CAD
$772 USD
View
B
Retailer 6
-
$1,232 CAD
$880 USD
View
B
Retailer 7
-
$1,654 CAD
$1,182 USD
View
B
Retailer 8
-
$1,693 CAD
£952 GBP
View
B
Retailer 9
-
$2,682 CAD
$1,916 USD
View
Most Expensive
NZ Jewellers
eecdfe86-bcbb-447f-b121-325dd4efdbcc · Oct 28
$2,841 CAD
$2,030 USD
View
Price under review
9 more retailers have this diamond
Prices start from $872 CADSave up to $1,810 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.

B+
1.01ct Radiant
$872 CAD