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Round|Lab Grown|IGI

1.45ct J VS2 Round Lab Grown Diamond

EX • J/VS2 • IGI LG451057581

Shape and cutting style on the report: Round brilliant

Certificate IGI LG451057581

Diamond specifications and retailer prices

From $1,051 CAD
$751 USD
As of October 29, 2026
Save $3,762 CAD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,813 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.45ct lab-grown round diamond

This 1.45ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded J colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG451057581 or 451057581. Listed at 12 retailers as of October 29, 2026, with prices from $1,051 to $4,813, a $3,762 spread on the same certified stone. MOH London lists it at $4,813. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
J
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451057581
Dimensions7.31 × 7.25 × 4.37 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.31 mm7.25 mm1.45 ctJ / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451057581
Side View
Table 60.0%Crown 33.9°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 59.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $4,813 CAD|Low: $1,009 CAD|High: $4,851 CAD|Avg: $1,991 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
Retailer 13
Retailer 14
October 29, 2026
Retailer 9$1,051 CAD
Retailer 3$1,143 CAD
Retailer 14$1,177 CAD
Retailer 11$1,219 CAD
Retailer 13$1,219 CAD
Retailer 2$1,423 CAD
Retailer 10$1,442 CAD
Retailer 7$1,470 CAD
Retailer 5$1,924 CAD
Retailer 12$1,975 CAD
Retailer 6$2,727 CAD
Retailer 8$2,899 CAD
Retailer 4$3,428 CAD
MOH London$4,813 CAD

37 data points across 14 retailers

12 retailers$1,051 CAD to $4,813 CAD

A
Cheapest Retailer
-
$1,051 CAD
$751 USD
A
Retailer 2
-
$1,143 CAD
$817 USD
View
A
Retailer 3
-
$1,177 CAD
$841 USD
View
Final sale: no returns
A
Retailer 4
-
$1,219 CAD
$871 USD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$1,219 CAD
$871 USD
View
A
Retailer 6
-
$1,423 CAD
£800 GBP
View
B+
Retailer 7
-
$1,442 CAD
$1,030 USD
View
A
Retailer 8
-
$1,470 CAD
$1,050 USD
View
B+
Retailer 9
-
$1,975 CAD
$1,411 USD
View
B
Retailer 10
-
$2,899 CAD
$2,071 USD
View
B
Retailer 11
-
$3,428 CAD
$2,449 USD
View
Most Expensive
B
MOH London
LG451057581 · Oct 29
$4,813 CAD
£2,708 GBP
View
11 more retailers have this diamond
Prices start from $1,051 CADSave up to $3,762 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 Round
$1,051 CAD