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Marquise|Lab Grown|IGI

1.45ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG843627406

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843627406

Diamond specifications and retailer prices

From $268 CAD
$192 USD
As of October 30, 2026
Save $954 CAD (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,559 CAD at MOH London · As of October 25, 2026
View at MOH London

About this 1.45ct lab-grown marquise diamond

This 1.45ct lab-grown marquise 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 LG843627406 or 843627406. Listed at 10 retailers as of October 30, 2026, with a 356% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle37.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843627406
Dimensions11.38 × 5.96 × 3.73 mm
L/W Ratio1.91
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.38 mm5.96 mm1.45 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843627406
Side View
Table 61.0%Crown 37.1°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.6%

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: $1,559 CAD|Low: $268 CAD|High: $1,566 CAD|Avg: $884 CAD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 6$268 CAD
Retailer 5$312 CAD
Retailer 2$408 CAD
Retailer 7$568 CAD
Retailer 9$795 CAD
Retailer 4$1,071 CAD
Retailer 3$1,074 CAD
Retailer 10$1,168 CAD
Retailer 8$1,222 CAD
MOH London$1,559 CAD

12 data points across 10 retailers

10 retailers$268 CAD to $1,222 CAD

A
Cheapest Retailer
-
$268 CAD
$192 USD
A
Retailer 2
-
$312 CAD
$223 USD
View
A
Retailer 3
-
$408 CAD
£230 GBP
View
Retailer 4
-
$568 CAD
€387 EUR
View
Price last confirmed 8 days ago
A
Retailer 5
-
$795 CAD
$569 USD
View
B+
Retailer 6
-
$1,071 CAD
$767 USD
View
B+
Retailer 7
-
$1,074 CAD
$769 USD
View
B+
Retailer 8
-
$1,168 CAD
$836 USD
View
B+
Retailer 9
-
$1,222 CAD
$875 USD
View
Most Expensive
MOH London
LG843627406 · Oct 25
$1,559 CAD
£879 GBP
View
Price last confirmed 8 days ago
9 more retailers have this diamond
Prices start from $268 CADSave up to $954 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 Marquise
$268 CAD