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Radiant|Lab Grown|IGI

1.45ct G VS1 Radiant Lab Grown Diamond

ID • G/VS1 • IGI LG581327804

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

Certificate IGI LG581327804

Diamond specifications and retailer prices

From $278 CAD
$199 USD
As of November 2, 2026
Save $1,337 CAD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,615 CAD at MOH London · As of November 2, 2026
View at MOH London

About this 1.45ct lab-grown radiant diamond

This 1.45ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG581327804 or 581327804. Listed at 18 retailers as of November 2, 2026, with prices from $278 to $1,615, a $1,337 spread on the same certified stone. MOH London lists it at $1,615. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG581327804
Dimensions7.78 × 5.65 × 3.79 mm
L/W Ratio1.38
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II Faint Blue
Top View
7.78 mm5.65 mm1.45 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG581327804
Side View
Table 63.0%Crown 45°Girdle: MediumPavilion 35°Culet: NoneDepth 67.1%

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: Nov 2
Current: $1,615 CAD|Low: $267 CAD|High: $1,634 CAD|Avg: $777 CAD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 3, 2026
Retailer 8$278 CAD
Retailer 10$312 CAD
Retailer 9$345 CAD
Retailer 4$597 CAD
Retailer 5$632 CAD
Retailer 2$633 CAD
Retailer 3$843 CAD
Retailer 7$864 CAD
Retailer 6$1,439 CAD
MOH London$1,615 CAD

43 data points across 10 retailers

18 retailers$278 CAD to $1,615 CAD

A
Cheapest Retailer
-
$278 CAD
$199 USD
A
Retailer 2
-
$312 CAD
$223 USD
View
Final sale: no returns
A
Retailer 3
-
$323 CAD
$231 USD
View
Retailer 4
-
$345 CAD
$247 USD
View
Price last confirmed 9 days ago
A
Retailer 5
-
$345 CAD
$247 USD
View
B+
Retailer 6
-
$468 CAD
$335 USD
View
A
Retailer 7
-
$597 CAD
ZAR 6,897 ZAR
View
A
Retailer 8
-
$632 CAD
€431 EUR
View
A
Retailer 9
-
$633 CAD
£357 GBP
View
B+
Retailer 10
-
$836 CAD
$598 USD
View
B+
Retailer 11
-
$843 CAD
A$928 AUD
View
B+
Retailer 12
-
$864 CAD
$618 USD
View
B+
Retailer 13
-
$970 CAD
£547 GBP
View
B+
Retailer 14
-
$1,111 CAD
$795 USD
View
Retailer 15
-
$1,128 CAD
$807 USD
View
Price last confirmed 85 days ago
B+
Retailer 16
-
$1,186 CAD
$849 USD
View
B
Retailer 17
-
$1,439 CAD
$1,030 USD
View
Most Expensive
B
MOH London
LG581327804 · Nov 1
$1,615 CAD
£910 GBP
View
17 more retailers have this diamond
Prices start from $278 CADSave up to $1,337 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
1.45ct Radiant
$278 CAD