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Marquise|Lab Grown|IGI

1.54ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG787656876

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG787656876

Diamond specifications and retailer prices

From $1,453 AUD
$1,021 USD
As of November 2, 2026
Save $5,593 AUD (79%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $7,047 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.54ct lab-grown marquise diamond

This 1.54ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG787656876 or 787656876. Listed at 24 retailers as of October 31, 2026, with prices from $1,453 to $7,047, a $5,593 spread on the same certified stone. Brilliant Earth lists it at $7,047. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787656876
Dimensions11.71 × 6.11 × 3.85 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
11.71 mm6.11 mm1.54 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787656876
Side View
Table 58.0%Crown 34.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.0%

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 2
Current: $7,047 AUD|Low: $1,453 AUD|High: $7,047 AUD|Avg: $3,211 AUD
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 2, 2026
Retailer 4$1,453 AUD
Retailer 15$1,582 AUD
Retailer 3$1,687 AUD
Retailer 16$1,687 AUD
Retailer 14$1,844 AUD
Retailer 2$1,906 AUD
Retailer 13$2,386 AUD
Retailer 7$2,413 AUD
Retailer 9$2,432 AUD
Retailer 12$3,100 AUD
Retailer 5$3,162 AUD
Retailer 6$3,217 AUD
Retailer 11$4,571 AUD
Retailer 8$4,978 AUD
Retailer 10$5,720 AUD
Brilliant Earth$7,047 AUD

32 data points across 16 retailers

24 retailers$1,453 AUD to $7,047 AUD

A
Cheapest Retailer
-
$1,453 AUD
$1,021 USD
A
Retailer 2
-
$1,582 AUD
$1,111 USD
View
A
Retailer 3
-
$1,629 AUD
$1,144 USD
View
Final sale: no returns
Retailer 4
-
$1,687 AUD
$1,185 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
$1,687 AUD
$1,185 USD
View
A
Retailer 6
-
$1,838 AUD
$1,291 USD
View
A
Retailer 7
-
$1,844 AUD
$1,295 USD
View
A
Retailer 8
-
$1,906 AUD
£1,054 GBP
View
A
Retailer 9
-
$1,976 AUD
$1,388 USD
View
A
Retailer 10
-
$2,386 AUD
View
A
Retailer 11
-
$2,413 AUD
$1,695 USD
View
A
Retailer 12
-
$2,432 AUD
£1,345 GBP
View
B+
Retailer 13
-
$3,100 AUD
ZAR 35,182 ZAR
View
B+
Retailer 14
-
$3,162 AUD
$2,221 USD
View
B+
Retailer 15
-
$3,217 AUD
$2,260 USD
View
B
Retailer 16
-
$4,571 AUD
€3,058 EUR
View
B
Retailer 17
-
$4,665 AUD
£2,580 GBP
View
B+
Retailer 18
-
$4,978 AUD
$3,497 USD
View
B
Retailer 19
-
$5,230 AUD
$3,674 USD
View
B
Retailer 20
-
$5,430 AUD
$3,815 USD
View
B
Retailer 21
-
$5,655 AUD
SGD 5,368 SGD
View
B
Retailer 22
-
$5,720 AUD
£3,164 GBP
View
B
Retailer 23
-
$5,883 AUD
$4,133 USD
View
Most Expensive
B
Brilliant Earth
19705479A · Oct 31
$7,047 AUD
$4,950 USD
View
23 more retailers have this diamond
Prices start from $1,453 AUDSave up to $5,593 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
1.54ct Marquise
$1,453 AUD