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Marquise|Lab Grown|IGI

1.24ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG760511124

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG760511124

Diamond specifications and retailer prices

From $647 AUD
As of November 4, 2026
Save $3,067 AUD (83%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $3,714 AUD at Brilliant Earth · As of November 6, 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 LG760511124 or 760511124. Listed at 23 retailers as of November 4, 2026, with prices from $647 to $3,714, a $3,067 spread on the same certified stone. Brilliant Earth lists it at $3,714. 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
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG760511124
Dimensions10.84 × 5.65 × 3.54 mm
L/W Ratio1.92
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
10.84 mm5.65 mm1.24 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG760511124
Side View
Table 59.0%Crown 35.7°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.7%

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: Nov 4
Current: $3,714 AUD|Low: $647 AUD|High: $4,328 AUD|Avg: $1,824 AUD|-14.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
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Retailer 6
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Retailer 22
November 6, 2026
Retailer 15$647 AUD
Retailer 6$724 AUD
Retailer 10$724 AUD
Retailer 4$801 AUD
Retailer 5$877 AUD
Retailer 19$1,007 AUD
Retailer 9$1,126 AUD
Retailer 2$1,219 AUD
Retailer 3$1,246 AUD
Retailer 11$1,256 AUD
Retailer 13$1,310 AUD
Retailer 18$1,383 AUD
Retailer 16$1,960 AUD
Retailer 22$2,156 AUD
Retailer 20$2,200 AUD
Retailer 8$2,328 AUD
Retailer 14$2,541 AUD
Retailer 21$2,578 AUD
Retailer 7$2,623 AUD
Retailer 12$2,857 AUD
Retailer 17$2,938 AUD
Brilliant Earth$3,714 AUD

39 data points across 22 retailers

23 retailers$647 AUD to $3,714 AUD

A
Cheapest Retailer
-
$647 AUD
A
Retailer 2
-
$724 AUD
View
Final sale: no returns
A
Retailer 3
-
$724 AUD
View
Retailer 4
-
$801 AUD
View
Price last confirmed 21 days ago
A
Retailer 5
-
$801 AUD
View
A
Retailer 6
-
$877 AUD
View
A
Retailer 7
-
$1,007 AUD
View
B+
Retailer 8
-
$1,126 AUD
View
B+
Retailer 9
-
$1,219 AUD
View
B+
Retailer 10
-
$1,246 AUD
View
B+
Retailer 11
-
$1,256 AUD
View
B+
Retailer 12
-
$1,310 AUD
View
B+
Retailer 13
-
$1,383 AUD
View
B+
Retailer 14
-
$1,960 AUD
View
B
Retailer 15
-
$2,156 AUD
View
Retailer 16
-
$2,200 AUD
View
Price last confirmed 9 days ago
B
Retailer 17
-
$2,328 AUD
View
B
Retailer 18
-
$2,541 AUD
View
B
Retailer 19
-
$2,578 AUD
View
B
Retailer 20
-
$2,623 AUD
View
B
Retailer 21
-
$2,857 AUD
View
B
Retailer 22
-
$2,938 AUD
View
Most Expensive
B
Brilliant Earth
19055955A · Nov 6
$3,714 AUD
$2,600 USD
View
22 more retailers have this diamond
Prices start from $647 AUDSave up to $3,067 AUD

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
$647 AUD