CaratHunter
Plans
Radiant|Lab Grown|IGI

1.00ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG523263448

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

Certificate IGI LG523263448

Diamond specifications and retailer prices

From $303 CAD
$217 USD
As of October 30, 2026
Save $1,205 CAD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,508 CAD at MOH London · As of October 26, 2026
View at MOH London

About this 1ct lab-grown radiant diamond

This 1ct lab-grown radiant sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG523263448 or 523263448. Listed at 14 retailers as of October 26, 2026, with prices from $303 to $1,508, a $1,205 spread on the same certified stone. MOH London lists it at $1,508. 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

1.00
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG523263448
Dimensions6.63 × 5.03 × 3.36 mm
L/W Ratio1.32
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.63 mm5.03 mm1.00 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG523263448
Side View
Table 69.5%Crown 41°Girdle: MED-STKPavilion 34.8°Culet: NoneDepth 66.8%

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: $1,508 CAD|Low: $291 CAD|High: $1,572 CAD|Avg: $681 CAD|-4.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 8$303 CAD
Retailer 5$338 CAD
Retailer 13$352 CAD
Retailer 3$376 CAD
Retailer 10$376 CAD
Retailer 6$489 CAD
Retailer 12$645 CAD
Retailer 2$698 CAD
Retailer 4$703 CAD
Retailer 9$754 CAD
Retailer 11$1,208 CAD
Retailer 7$1,213 CAD
MOH London$1,508 CAD

43 data points across 13 retailers

14 retailers$303 CAD to $1,508 CAD

A
Cheapest Retailer
-
$303 CAD
$217 USD
A
Retailer 2
-
$338 CAD
$242 USD
View
Final sale: no returns
A
Retailer 3
-
$352 CAD
$252 USD
View
A
Retailer 4
-
$376 CAD
$269 USD
View
A
Retailer 5
-
$376 CAD
$269 USD
View
A
Retailer 6
-
$489 CAD
£276 GBP
View
B+
Retailer 7
-
$645 CAD
$462 USD
View
B+
Retailer 8
-
$698 CAD
£393 GBP
View
B+
Retailer 9
-
$703 CAD
$503 USD
View
B
Retailer 10
-
$754 CAD
$540 USD
View
B+
Retailer 11
-
$769 CAD
HK$4,300 HKD
View
B
Retailer 12
-
$1,208 CAD
$865 USD
View
B
Retailer 13
-
$1,213 CAD
$868 USD
View
Most Expensive
B
MOH London
LG523263448 · Oct 26
$1,508 CAD
£850 GBP
View
13 more retailers have this diamond
Prices start from $303 CADSave up to $1,205 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
1.00ct Radiant
$303 CAD