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Radiant|Lab Grown|IGI

1.73ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG522253049

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

Certificate IGI LG522253049

Diamond specifications and retailer prices

From $460 CAD
$329 USD
As of November 2, 2026
Save $1,824 CAD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,283 CAD at MOH London · As of November 1, 2026
View at MOH London

About this 1.73ct lab-grown radiant diamond

This 1.73ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG522253049 or 522253049. Listed at 18 retailers as of November 1, 2026, with prices from $460 to $2,283, a $1,824 spread on the same certified stone. MOH London lists it at $2,283. 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

1.73
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.5°
Pavilion angle31.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG522253049
Dimensions7.86 × 6.12 × 4.12 mm
L/W Ratio1.28
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
7.86 mm6.12 mm1.73 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG522253049
Side View
Table 66.5%Crown 45.5°Girdle: MediumPavilion 31.9°Culet: NoneDepth 67.3%

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: Nov 2
Current: $2,283 CAD|Low: $441 CAD|High: $2,310 CAD|Avg: $1,037 CAD|-1.1%
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
Retailer 14
Retailer 15
November 2, 2026
Retailer 12$460 CAD
Retailer 7$514 CAD
Retailer 3$532 CAD
Retailer 4$570 CAD
Retailer 13$570 CAD
Retailer 2$729 CAD
Retailer 10$782 CAD
Retailer 5$876 CAD
Retailer 15$921 CAD
Retailer 6$940 CAD
Retailer 8$1,019 CAD
Retailer 11$1,671 CAD
Retailer 14$1,831 CAD
Retailer 9$2,151 CAD
MOH London$2,283 CAD

41 data points across 15 retailers

18 retailers$460 CAD to $2,283 CAD

A
Cheapest Retailer
-
$460 CAD
$329 USD
A
Retailer 2
-
$514 CAD
$368 USD
View
Final sale: no returns
A
Retailer 3
-
$532 CAD
$381 USD
View
A
Retailer 4
-
$570 CAD
$408 USD
View
Retailer 5
-
$570 CAD
$408 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$729 CAD
£411 GBP
View
A
Retailer 7
-
$782 CAD
$560 USD
View
B+
Retailer 8
-
$876 CAD
$627 USD
View
B+
Retailer 9
-
$921 CAD
$659 USD
View
B+
Retailer 10
-
$940 CAD
$673 USD
View
B+
Retailer 11
-
$1,019 CAD
£574 GBP
View
B+
Retailer 12
-
$1,180 CAD
HK$6,600 HKD
View
B
Retailer 13
-
$1,671 CAD
$1,196 USD
View
B
Retailer 14
-
$1,831 CAD
$1,311 USD
View
B
Retailer 15
-
$1,893 CAD
$1,355 USD
View
B
Retailer 16
-
$2,151 CAD
$1,540 USD
View
B
Retailer 17
-
$2,242 CAD
$1,605 USD
View
Most Expensive
B
MOH London
LG522253049 · Nov 1
$2,283 CAD
£1,287 GBP
View
17 more retailers have this diamond
Prices start from $460 CADSave up to $1,824 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
1.73ct Radiant
$460 CAD