Radiant|Lab Grown|IGI

0.45ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG542237488

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

Certificate IGI LG542237488

Diamond specifications and retailer prices

From $158 CAD
$113 USD
As of October 30, 2026
Save $552 CAD (78%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,643 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 0.45ct lab-grown radiant diamond

This 0.45ct lab-grown radiant sits in the sub-half-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG542237488 or 542237488. Listed at 13 retailers as of October 30, 2026, with a 350% 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

0.45
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle33.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG542237488
Dimensions5.39 × 3.98 × 2.55 mm
L/W Ratio1.35
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
5.39 mm3.98 mm0.45 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG542237488
Side View
Table 62.0%Crown 33°Girdle: MED-STKPavilion 33.9°Culet: NoneDepth 64.1%

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: $1,643 CAD|Low: $152 CAD|High: $1,655 CAD|Avg: $498 CAD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 7$158 CAD
Retailer 11$183 CAD
Retailer 8$208 CAD
Retailer 12$208 CAD
Retailer 5$335 CAD
Retailer 9$384 CAD
Retailer 2$393 CAD
Retailer 6$473 CAD
Retailer 3$513 CAD
Retailer 10$630 CAD
Retailer 4$710 CAD
MOH London$1,643 CAD

44 data points across 12 retailers

13 retailers$158 CAD to $710 CAD

A
Cheapest Retailer
-
$158 CAD
$113 USD
A
Retailer 2
-
$183 CAD
$131 USD
View
A
Retailer 3
-
$208 CAD
$149 USD
View
A
Retailer 4
-
$208 CAD
$149 USD
View
A
Retailer 5
-
$335 CAD
$240 USD
View
A
Retailer 6
-
$384 CAD
$275 USD
View
B+
Retailer 7
-
$393 CAD
£221 GBP
View
B+
Retailer 8
-
$473 CAD
£266 GBP
View
B+
Retailer 9
-
$513 CAD
$367 USD
View
B+
Retailer 10
-
$572 CAD
HK$3,200 HKD
View
B
Retailer 11
-
$630 CAD
$451 USD
View
B
Retailer 12
-
$710 CAD
$508 USD
View
Most Expensive
MOH London
LG542237488 · Oct 29
$1,643 CAD
£926 GBP
View
Price under review
12 more retailers have this diamond
Prices start from $158 CADSave up to $552 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
0.45ct Radiant
$158 CAD