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Marquise|Lab Grown|IGI

1.24ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG847675944

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG847675944

Diamond specifications and retailer prices

From $296 AUD
As of November 6, 2026
Save $2,333 AUD (89%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,628 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 LG847675944 or 847675944. Listed at 16 retailers as of November 6, 2026, with prices from $296 to $2,628, a $2,333 spread on the same certified stone. Brilliant Earth lists it at $2,628. 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 angle32.4°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847675944
Dimensions11.56 × 5.60 × 3.35 mm
L/W Ratio2.06
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
11.56 mm5.60 mm1.24 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847675944
Side View
Table 59.0%Crown 32.4°Girdle: STK-THKPavilion 39.2°Culet: NoneDepth 59.8%

Caratlytics Score

How it works →
A+
Exceptional
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: Nov 6
Current: $2,628 AUD|Low: $296 AUD|High: $3,057 AUD|Avg: $1,240 AUD|-14.0%
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
November 6, 2026
Retailer 10$296 AUD
Retailer 11$344 AUD
Retailer 12$376 AUD
Retailer 4$591 AUD
Retailer 13$634 AUD
Retailer 7$700 AUD
Retailer 2$723 AUD
Retailer 3$904 AUD
Retailer 5$1,151 AUD
Retailer 9$1,180 AUD
Retailer 16$1,194 AUD
Retailer 15$1,480 AUD
Retailer 14$1,530 AUD
Retailer 8$2,107 AUD
Retailer 6$2,461 AUD
Brilliant Earth$2,628 AUD

10 data points across 16 retailers

16 retailers$296 AUD to $2,628 AUD

A+
Cheapest Retailer
-
$296 AUD
A
Retailer 2
-
$344 AUD
View
A
Retailer 3
-
$376 AUD
View
A
Retailer 4
-
$591 AUD
View
A
Retailer 5
-
$634 AUD
View
Retailer 6
-
$700 AUD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$723 AUD
View
A
Retailer 8
-
$904 AUD
View
B+
Retailer 9
-
$1,151 AUD
View
B+
Retailer 10
-
$1,180 AUD
View
B+
Retailer 11
-
$1,194 AUD
View
B+
Retailer 12
-
$1,480 AUD
View
B+
Retailer 13
-
$1,530 AUD
View
Retailer 14
-
$2,107 AUD
View
Price last confirmed 9 days ago
B
Retailer 15
-
$2,461 AUD
View
Most Expensive
B
Brilliant Earth
22337006A · Nov 6
$2,628 AUD
$1,840 USD
View
15 more retailers have this diamond
Prices start from $296 AUDSave up to $2,333 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
$296 AUD