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Marquise|Lab Grown|IGI

1.24ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG754508730

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754508730

Diamond specifications and retailer prices

From $925 CAD
$662 USD
As of October 30, 2026
Save $2,162 CAD (70%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,087 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.24ct lab-grown marquise diamond

This 1.24ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754508730 or 754508730. Listed at 15 retailers as of October 30, 2026, with prices from $925 to $3,087, a $2,162 spread on the same certified stone. Brilliant Earth lists it at $3,087. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.24
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508730
Dimensions11.19 × 5.67 × 3.45 mm
L/W Ratio1.97
Girdle conditionFaceted
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
Top View
11.19 mm5.67 mm1.24 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508730
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 40°Culet: NoneDepth 60.8%

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: $3,087 CAD|Low: $925 CAD|High: $3,520 CAD|Avg: $1,858 CAD|-12.3%
Brilliant Earth
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
October 31, 2026
Retailer 3$925 CAD
Retailer 12$1,001 CAD
Retailer 13$1,034 CAD
Retailer 4$1,111 CAD
Retailer 8$1,210 CAD
Retailer 2$1,299 CAD
Retailer 10$1,487 CAD
Retailer 15$1,829 CAD
Retailer 11$2,109 CAD
Retailer 7$2,586 CAD
Retailer 6$2,627 CAD
Retailer 14$2,730 CAD
Retailer 9$2,897 CAD
Retailer 5$2,908 CAD
Brilliant Earth$3,087 CAD

43 data points across 15 retailers

15 retailers$925 CAD to $3,087 CAD

A
Cheapest Retailer
-
$925 CAD
$662 USD
A
Retailer 2
-
$1,001 CAD
HK$5,600 HKD
View
A
Retailer 3
-
$1,034 CAD
$740 USD
View
B+
Retailer 4
-
$1,111 CAD
$795 USD
View
B+
Retailer 5
-
$1,210 CAD
€825 EUR
View
B+
Retailer 6
-
$1,299 CAD
£732 GBP
View
B+
Retailer 7
-
$1,487 CAD
A$1,638 AUD
View
Retailer 8
-
$1,829 CAD
$1,309 USD
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$2,109 CAD
$1,510 USD
View
B
Retailer 10
-
$2,586 CAD
$1,851 USD
View
Retailer 11
-
$2,627 CAD
A$2,893 AUD
View
Price last confirmed 30 days ago
B
Retailer 12
-
$2,730 CAD
$1,954 USD
View
B
Retailer 13
-
$2,897 CAD
£1,633 GBP
View
B
Retailer 14
-
$2,908 CAD
SGD 2,813 SGD
View
Most Expensive
B
Brilliant Earth
18668812Y · Oct 30
$3,087 CAD
$2,210 USD
View
14 more retailers have this diamond
Prices start from $925 CADSave up to $2,162 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
1.24ct Marquise
$925 CAD