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Marquise|Lab Grown|IGI

1.54ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG754508324

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754508324

Diamond specifications and retailer prices

From $847 AUD
As of November 4, 2026
Save $6,667 AUD (89%) vs most expensive(unlock to see where)
36 retailers carry this diamond
Most expensive: $7,514 AUD at Do Amore Diamonds · As of November 5, 2026
View at Do Amore Diamonds

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754508324 or 754508324. Listed at 36 retailers as of November 4, 2026, with prices from $847 to $7,514, a $6,667 spread on the same certified stone. Do Amore Diamonds lists it at $7,514. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754508324
Dimensions12.09 × 5.96 × 3.74 mm
L/W Ratio2.03
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
12.09 mm5.96 mm1.54 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754508324
Side View
Table 59.0%Crown 35.3°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.8%

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: $7,514 AUD|Low: $847 AUD|High: $8,342 AUD|Avg: $2,828 AUD|-9.9%
Do Amore Diamonds
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November 5, 2026
Retailer 26$847 AUD
Retailer 17$1,186 AUD
Retailer 22$1,221 AUD
Retailer 20$1,236 AUD
Retailer 18$1,277 AUD
Retailer 21$1,426 AUD
Retailer 16$1,438 AUD
Retailer 3$1,631 AUD
Retailer 13$1,704 AUD
Retailer 14$1,927 AUD
Retailer 15$1,984 AUD
Retailer 9$2,210 AUD
Retailer 5$2,604 AUD
Retailer 8$2,748 AUD
Retailer 11$2,994 AUD
Retailer 4$3,047 AUD
Retailer 25$3,350 AUD
Retailer 24$3,374 AUD
Retailer 6$3,468 AUD
Retailer 19$3,793 AUD
Retailer 23$3,903 AUD
Retailer 12$3,928 AUD
Retailer 7$4,128 AUD
Retailer 2$4,553 AUD
Retailer 10$5,065 AUD
Do Amore Diamonds$7,514 AUD

26 data points across 26 retailers

36 retailers$847 AUD to $7,514 AUD

A
Cheapest Retailer
-
$847 AUD
Retailer 2
-
$953 AUD
View
Price last confirmed 28 days ago
Retailer 3
-
$953 AUD
View
Price last confirmed 36 days ago
Retailer 4
-
$1,036 AUD
View
Price last confirmed 37 days ago
Retailer 5
-
$1,090 AUD
View
Price last confirmed 37 days ago
Retailer 6
-
$1,106 AUD
View
Price last confirmed 33 days ago
Retailer 7
-
$1,106 AUD
View
Price last confirmed 26 days ago
A
Retailer 8
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$1,186 AUD
View
Final sale: no returns
A
Retailer 9
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$1,221 AUD
View
A
Retailer 10
-
$1,236 AUD
View
A
Retailer 11
-
$1,277 AUD
View
A
Retailer 12
-
$1,426 AUD
View
A
Retailer 13
-
$1,438 AUD
View
A
Retailer 14
-
$1,631 AUD
View
A
Retailer 15
-
$1,704 AUD
View
A
Retailer 16
-
$1,927 AUD
View
Retailer 17
-
$1,953 AUD
View
Price last confirmed 21 days ago
A
Retailer 18
-
$1,984 AUD
View
A
Retailer 19
-
$2,210 AUD
View
B+
Retailer 20
-
$2,604 AUD
View
B+
Retailer 21
-
$2,748 AUD
View
B+
Retailer 22
-
$2,994 AUD
View
B+
Retailer 23
-
$3,047 AUD
View
B+
Retailer 24
-
$3,350 AUD
View
B+
Retailer 25
-
$3,374 AUD
View
Retailer 26
-
$3,430 AUD
View
Price last confirmed 26 days ago
Retailer 27
-
$3,430 AUD
View
Price last confirmed 36 days ago
B+
Retailer 28
-
$3,468 AUD
View
Retailer 29
-
$3,793 AUD
View
Price last confirmed 8 days ago
B+
Retailer 30
-
$3,903 AUD
View
B+
Retailer 31
-
$3,928 AUD
View
B
Retailer 32
-
$3,930 AUD
View
B+
Retailer 33
-
$4,128 AUD
View
B+
Retailer 34
-
$4,553 AUD
View
B
Retailer 35
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$5,065 AUD
View
Most Expensive
B
Do Amore Diamonds
27-CB2744C34 · Nov 5
$7,514 AUD
$5,260 USD
View
35 more retailers have this diamond
Prices start from $847 AUDSave up to $6,667 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
$847 AUD