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Cushion|Lab Grown|IGI

1.45ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG843667685

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG843667685

Diamond specifications and retailer prices

From $651 CAD
£367 GBP
As of October 30, 2026
Save $3,442 CAD (84%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,093 CAD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.45ct lab-grown cushion diamond

This 1.45ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG843667685 or 843667685. Listed at 13 retailers as of October 29, 2026, with prices from $651 to $4,093, a $3,442 spread on the same certified stone. Do Amore Diamonds lists it at $4,093. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle33°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843667685
Dimensions8.85 × 5.66 × 3.76 mm
L/W Ratio1.56
Girdle conditionFaceted
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
Top View
8.85 mm5.66 mm1.45 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843667685
Side View
Table 60.0%Crown 33°Girdle: STK-THKPavilion 33°Culet: NoneDepth 66.4%

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 30
Current: $4,093 CAD|Low: $606 CAD|High: $5,574 CAD|Avg: $2,058 CAD|-26.6%
Do Amore 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
October 30, 2026
Retailer 6$651 CAD
Retailer 10$800 CAD
Retailer 9$817 CAD
Retailer 11$925 CAD
Retailer 7$1,041 CAD
Retailer 12$1,210 CAD
Retailer 8$1,531 CAD
Retailer 3$1,745 CAD
Retailer 13$2,466 CAD
Retailer 5$2,523 CAD
Retailer 2$3,408 CAD
Retailer 4$3,457 CAD
Do Amore Diamonds$4,093 CAD

17 data points across 13 retailers

13 retailers$651 CAD to $4,093 CAD

A
Cheapest Retailer
-
$651 CAD
£367 GBP
A
Retailer 2
-
$800 CAD
$573 USD
View
A
Retailer 3
-
$817 CAD
$585 USD
View
A
Retailer 4
-
$925 CAD
$662 USD
View
A
Retailer 5
-
$1,041 CAD
€710 EUR
View
A
Retailer 6
-
$1,210 CAD
$866 USD
View
A
Retailer 7
-
$1,531 CAD
A$1,686 AUD
View
B+
Retailer 8
-
$1,745 CAD
$1,250 USD
View
B+
Retailer 9
-
$2,466 CAD
£1,390 GBP
View
Retailer 10
-
$3,010 CAD
$2,155 USD
View
Price last confirmed 12 days ago
B
Retailer 11
-
$3,408 CAD
$2,440 USD
View
B
Retailer 12
-
$3,457 CAD
$2,475 USD
View
Most Expensive
B
Do Amore Diamonds
27-283402DBB · Oct 29
$4,093 CAD
$2,930 USD
View
12 more retailers have this diamond
Prices start from $651 CADSave up to $3,442 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 Cushion
$651 CAD