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Radiant|Lab Grown|IGI

1.00ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG649405924

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

Certificate IGI LG649405924

Diamond specifications and retailer prices

From $321 CAD
$230 USD
As of November 1, 2026
Save $1,013 CAD (76%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,335 CAD at MOH London · As of October 29, 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 LG649405924 or 649405924. Listed at 12 retailers as of October 29, 2026, with prices from $321 to $1,335, a $1,013 spread on the same certified stone. MOH London lists it at $1,335. 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 angle43.6°
Pavilion angle32.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG649405924
Dimensions7.18 × 4.93 × 3.23 mm
L/W Ratio1.46
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.18 mm4.93 mm1.00 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG649405924
Side View
Table 66.0%Crown 43.6°Girdle: MediumPavilion 32.7°Culet: NoneDepth 65.5%

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: Nov 1
Current: $1,335 CAD|Low: $321 CAD|High: $1,343 CAD|Avg: $628 CAD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 6$321 CAD
Retailer 4$474 CAD
Retailer 2$503 CAD
Retailer 5$598 CAD
Retailer 3$629 CAD
MOH London$1,335 CAD

42 data points across 6 retailers

12 retailers$321 CAD to $1,335 CAD

A
Cheapest Retailer
-
$321 CAD
$230 USD
A
Retailer 2
-
$474 CAD
$339 USD
View
A
Retailer 3
-
$503 CAD
£283 GBP
View
Retailer 4
-
$538 CAD
$385 USD
View
Price last confirmed 12 days ago
B+
Retailer 5
-
$545 CAD
$390 USD
View
Retailer 6
-
$552 CAD
$395 USD
View
Price last confirmed 12 days ago
B+
Retailer 7
-
$587 CAD
$420 USD
View
B+
Retailer 8
-
$598 CAD
$428 USD
View
B+
Retailer 9
-
$629 CAD
$450 USD
View
B+
Retailer 10
-
$636 CAD
$455 USD
View
B
Retailer 11
-
$1,145 CAD
£645 GBP
View
Most Expensive
B
MOH London
LG649405924 · Oct 29
$1,335 CAD
£752 GBP
View
11 more retailers have this diamond
Prices start from $321 CADSave up to $1,013 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
$321 CAD