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Radiant|Lab Grown|IGI

0.73ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG650404301

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

Certificate IGI LG650404301

Diamond specifications and retailer prices

From $161 CAD
$115 USD
As of October 30, 2026
Save $556 CAD (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $717 CAD at Friendly Diamonds · As of October 31, 2026
View at Friendly Diamonds

About this 0.73ct lab-grown radiant diamond

This 0.73ct lab-grown radiant sits in the half to three-quarter carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG650404301 or 650404301. Listed at 11 retailers as of October 30, 2026, with prices from $161 to $717, a $556 spread on the same certified stone. Friendly Diamonds lists it at $717. 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

0.73
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.8°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG650404301
Dimensions6.52 × 4.43 × 3.01 mm
L/W Ratio1.47
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.52 mm4.43 mm0.73 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG650404301
Side View
Table 64.0%Crown 39.8°Girdle: MED-STKPavilion 35.3°Culet: NoneDepth 67.9%

Caratlytics Score

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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: $717 CAD|Low: $161 CAD|High: $824 CAD|Avg: $457 CAD
Friendly Diamonds
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
November 1, 2026
Retailer 9$161 CAD
Retailer 4$187 CAD
Retailer 10$212 CAD
Retailer 3$232 CAD
Retailer 8$365 CAD
Retailer 14$390 CAD
Retailer 2$403 CAD
Retailer 13$426 CAD
Retailer 15$435 CAD
Retailer 11$532 CAD
Retailer 6$567 CAD
Retailer 12$643 CAD
Friendly Diamonds$717 CAD
Retailer 5$796 CAD
Retailer 7$824 CAD

5 data points across 15 retailers

11 retailers$161 CAD to $717 CAD

A
Cheapest Retailer
-
$161 CAD
$115 USD
A
Retailer 2
-
$187 CAD
$134 USD
View
A
Retailer 3
-
$212 CAD
$152 USD
View
A
Retailer 4
-
$232 CAD
HK$1,300 HKD
View
A
Retailer 5
-
$365 CAD
€249 EUR
View
A
Retailer 6
-
$390 CAD
$279 USD
View
A
Retailer 7
-
$403 CAD
£227 GBP
View
B+
Retailer 8
-
$435 CAD
£245 GBP
View
B+
Retailer 9
-
$532 CAD
$381 USD
View
B+
Retailer 10
-
$643 CAD
$460 USD
View
Most Expensive
B+
Friendly Diamonds
6558955 · Oct 31
$717 CAD
$513 USD
View
10 more retailers have this diamond
Prices start from $161 CADSave up to $556 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
0.73ct Radiant
$161 CAD