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Marquise|Lab Grown|IGI

1.24ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG743550678

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG743550678

Diamond specifications and retailer prices

From $708 CAD
$507 USD
As of October 30, 2026
Save $2,728 CAD (79%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: $3,436 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 LG743550678 or 743550678. Listed at 30 retailers as of October 30, 2026, with prices from $708 to $3,436, a $2,728 spread on the same certified stone. Brilliant Earth lists it at $3,436. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743550678
Dimensions10.90 × 5.59 × 3.57 mm
L/W Ratio1.95
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
10.90 mm5.59 mm1.24 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743550678
Side View
Table 59.0%Crown 36.6°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 63.9%

Caratlytics Score

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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: $3,436 CAD|Low: $388 CAD|High: $3,814 CAD|Avg: $1,759 CAD|-9.9%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
October 31, 2026
Retailer 15$388 CAD
Retailer 19$708 CAD
Retailer 12$785 CAD
Retailer 10$912 CAD
Retailer 20$1,013 CAD
Retailer 4$1,101 CAD
Retailer 7$1,111 CAD
Retailer 16$1,210 CAD
Retailer 6$1,219 CAD
Retailer 2$1,299 CAD
Retailer 18$1,348 CAD
Retailer 5$1,829 CAD
Retailer 13$1,912 CAD
Retailer 22$2,109 CAD
Retailer 21$2,137 CAD
Retailer 14$2,437 CAD
Retailer 3$2,566 CAD
Retailer 9$2,624 CAD
Retailer 8$2,795 CAD
Retailer 17$2,897 CAD
Retailer 11$3,068 CAD
Brilliant Earth$3,436 CAD

30 data points across 22 retailers

30 retailers$708 CAD to $3,436 CAD

Retailer 1
-
$388 CAD
$278 USD
Price last confirmed 23 days ago
Retailer 2
-
$658 CAD
$471 USD
View
Price last confirmed 32 days ago
A
Retailer 3
-
$708 CAD
$507 USD
View
Final sale: no returns
Retailer 4
-
$736 CAD
$527 USD
View
Price last confirmed 33 days ago
Retailer 5
-
$785 CAD
$562 USD
View
Price last confirmed 23 days ago
Retailer 6
-
$785 CAD
$562 USD
View
Price last confirmed 21 days ago
Retailer 7
-
$805 CAD
$576 USD
View
Price last confirmed 31 days ago
Retailer 8
-
$805 CAD
$576 USD
View
Price last confirmed 34 days ago
A
Retailer 9
-
$912 CAD
HK$5,100 HKD
View
A
Retailer 10
-
$1,013 CAD
$725 USD
View
B+
Retailer 11
-
$1,101 CAD
$788 USD
View
B+
Retailer 12
-
$1,111 CAD
$795 USD
View
B+
Retailer 13
-
$1,210 CAD
€825 EUR
View
B+
Retailer 14
-
$1,219 CAD
$873 USD
View
B+
Retailer 15
-
$1,299 CAD
£732 GBP
View
B+
Retailer 16
-
$1,348 CAD
ZAR 15,594 ZAR
View
Retailer 17
-
$1,829 CAD
$1,309 USD
View
Price last confirmed 8 days ago
B+
Retailer 18
-
$1,912 CAD
A$2,106 AUD
View
B
Retailer 19
-
$2,109 CAD
$1,510 USD
View
B+
Retailer 20
-
$2,137 CAD
$1,530 USD
View
Retailer 21
-
$2,437 CAD
A$2,684 AUD
View
Price last confirmed 23 days ago
B
Retailer 22
-
$2,523 CAD
$1,806 USD
View
Retailer 23
-
$2,523 CAD
$1,806 USD
View
Price last confirmed 21 days ago
B
Retailer 24
-
$2,566 CAD
$1,837 USD
View
Retailer 25
-
$2,621 CAD
$1,876 USD
View
Price last confirmed 31 days ago
B
Retailer 26
-
$2,624 CAD
SGD 2,538 SGD
View
B
Retailer 27
-
$2,795 CAD
$2,001 USD
View
B
Retailer 28
-
$2,897 CAD
£1,633 GBP
View
B
Retailer 29
-
$3,068 CAD
$2,196 USD
View
Most Expensive
B
Brilliant Earth
16656237A · Oct 30
$3,436 CAD
$2,460 USD
View
29 more retailers have this diamond
Prices start from $708 CADSave up to $2,728 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
$708 CAD