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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 $804 AUD
As of November 6, 2026
Save $1,867 AUD (70%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,686 AUD at Novita Diamonds · As of October 1, 2026
View at Novita Diamonds

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 November 6, 2026, with a 232% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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°
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: Nov 6
Current: $2,686 AUD|Low: $804 AUD|High: $3,600 AUD|Avg: $1,948 AUD|+2.3%
Novita 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
Retailer 14
Retailer 15
November 6, 2026
Retailer 11$804 AUD
Retailer 13$869 AUD
Retailer 9$916 AUD
Retailer 2$994 AUD
Retailer 6$1,057 AUD
Retailer 8$1,093 AUD
Retailer 15$1,403 AUD
Retailer 4$1,520 AUD
Retailer 5$2,157 AUD
Retailer 3$2,201 AUD
Retailer 14$2,350 AUD
Retailer 10$2,393 AUD
Retailer 7$2,644 AUD
Retailer 12$2,671 AUD
Novita Diamonds$2,686 AUD

44 data points across 15 retailers

15 retailers$804 AUD to $2,671 AUD

A
Cheapest Retailer
-
$804 AUD
A
Retailer 2
-
$869 AUD
View
A
Retailer 3
-
$916 AUD
View
A
Retailer 4
-
$994 AUD
View
A
Retailer 5
-
$1,057 AUD
View
A
Retailer 6
-
$1,093 AUD
View
B+
Retailer 7
-
$1,403 AUD
View
B+
Retailer 8
-
$1,520 AUD
View
Retailer 9
-
$2,157 AUD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$2,201 AUD
View
B
Retailer 11
-
$2,350 AUD
View
B
Retailer 12
-
$2,393 AUD
View
B
Retailer 13
-
$2,644 AUD
View
B
Retailer 14
-
$2,671 AUD
View
Most Expensive
Novita Diamonds
cert_754508730 · Oct 1
$2,686 AUD
View
Price last confirmed 36 days ago
14 more retailers have this diamond
Prices start from $804 AUDSave up to $1,867 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
$804 AUD