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Marquise|Lab Grown|IGI

1.54ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG638402405

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG638402405

Diamond specifications and retailer prices

From $1,061 AUD
As of November 4, 2026
Save $6,480 AUD (86%) vs most expensive(unlock to see where)
32 retailers carry this diamond
Most expensive: $7,541 AUD at Do Amore Diamonds · As of November 4, 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 LG638402405 or 638402405. Listed at 32 retailers as of November 4, 2026, with prices from $1,061 to $7,541, a $6,480 spread on the same certified stone. Do Amore Diamonds lists it at $7,541. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG638402405
Dimensions11.95 × 6.10 × 3.76 mm
L/W Ratio1.96
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
11.95 mm6.10 mm1.54 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG638402405
Side View
Table 60.0%Crown 34°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.6%

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: $7,541 AUD|Low: $848 AUD|High: $7,541 AUD|Avg: $2,811 AUD
Do Amore Diamonds
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November 4, 2026
Retailer 19$848 AUD
Retailer 18$1,052 AUD
Retailer 4$1,061 AUD
Retailer 26$1,240 AUD
Retailer 17$1,256 AUD
Retailer 15$1,354 AUD
Retailer 14$1,441 AUD
Retailer 20$1,628 AUD
Retailer 25$1,711 AUD
Retailer 10$1,780 AUD
Retailer 11$1,980 AUD
Retailer 5$1,996 AUD
Retailer 22$2,599 AUD
Retailer 8$2,706 AUD
Retailer 3$2,743 AUD
Retailer 21$3,041 AUD
Retailer 16$3,358 AUD
Retailer 13$3,367 AUD
Retailer 23$3,461 AUD
Retailer 12$3,785 AUD
Retailer 2$3,894 AUD
Retailer 9$3,920 AUD
Retailer 24$4,120 AUD
Retailer 6$4,577 AUD
Retailer 7$4,984 AUD
Do Amore Diamonds$7,541 AUD

34 data points across 26 retailers

32 retailers$1,061 AUD to $7,541 AUD

Retailer 1
-
$848 AUD
Price last confirmed 27 days ago
Retailer 2
-
$951 AUD
View
Price last confirmed 35 days ago
Retailer 3
-
$1,033 AUD
View
Price last confirmed 36 days ago
Retailer 4
-
$1,052 AUD
View
Price last confirmed 27 days ago
Retailer 5
-
$1,052 AUD
View
Price last confirmed 25 days ago
A
Retailer 6
-
$1,061 AUD
View
Final sale: no returns
Retailer 7
-
$1,088 AUD
View
Price last confirmed 36 days ago
A
Retailer 8
-
$1,240 AUD
View
A
Retailer 9
-
$1,256 AUD
View
A
Retailer 10
-
$1,354 AUD
View
A
Retailer 11
-
$1,441 AUD
View
A
Retailer 12
-
$1,628 AUD
View
A
Retailer 13
-
$1,711 AUD
View
A
Retailer 14
-
$1,780 AUD
View
A
Retailer 15
-
$1,980 AUD
View
A
Retailer 16
-
$1,996 AUD
View
B+
Retailer 17
-
$2,599 AUD
View
B+
Retailer 18
-
$2,706 AUD
View
B+
Retailer 19
-
$2,743 AUD
View
B+
Retailer 20
-
$3,041 AUD
View
Retailer 21
-
$3,056 AUD
View
Price last confirmed 25 days ago
B+
Retailer 22
-
$3,358 AUD
View
B+
Retailer 23
-
$3,367 AUD
View
Retailer 24
-
$3,423 AUD
View
Price last confirmed 35 days ago
B+
Retailer 25
-
$3,461 AUD
View
Retailer 26
-
$3,785 AUD
View
Price last confirmed 7 days ago
B+
Retailer 27
-
$3,894 AUD
View
B+
Retailer 28
-
$3,920 AUD
View
B
Retailer 29
-
$4,120 AUD
View
B+
Retailer 30
-
$4,577 AUD
View
B+
Retailer 31
-
$4,984 AUD
View
Most Expensive
B
Do Amore Diamonds
27-C739093E5 · Nov 4
$7,541 AUD
$5,290 USD
View
31 more retailers have this diamond
Prices start from $1,061 AUDSave up to $6,480 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
$1,061 AUD