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Marquise|Lab Grown|IGI

1.54ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG754595657

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG754595657

Diamond specifications and retailer prices

From $1,110 AUD
$778 USD
As of November 1, 2026
Save $4,030 AUD (78%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: $5,140 AUD at With Clarity · As of November 2, 2026
View at With Clarity

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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754595657 or 754595657. Listed at 30 retailers as of November 1, 2026, with prices from $1,110 to $5,140, a $4,030 spread on the same certified stone. With Clarity lists it at $5,140. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754595657
Dimensions11.76 × 6.00 × 3.80 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
11.76 mm6.00 mm1.54 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754595657
Side View
Table 59.0%Crown 36.7°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 63.3%

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 1
Current: $1,891 AUD|Low: $888 AUD|High: $4,523 AUD|Avg: $2,451 AUD|+2.0%
Retailer 1
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
Retailer 17
November 2, 2026
Retailer 5$888 AUD
Retailer 16$1,110 AUD
Retailer 11$1,149 AUD
Retailer 2$1,260 AUD
Retailer 9$1,397 AUD
Retailer 6$1,555 AUD
Retailer 15$1,689 AUD
Retailer 10$1,724 AUD
Retailer 1$1,891 AUD
Retailer 13$2,563 AUD
Retailer 4$2,730 AUD
Retailer 3$3,425 AUD
Retailer 7$3,510 AUD
Retailer 12$3,530 AUD
Retailer 8$3,660 AUD
Retailer 14$3,796 AUD
Retailer 17$4,340 AUD

41 data points across 17 retailers

30 retailers$1,110 AUD to $5,140 AUD

Retailer 1
-
$888 AUD
$622 USD
Price last confirmed 25 days ago
Retailer 2
-
$888 AUD
$622 USD
View
Price last confirmed 33 days ago
Retailer 3
-
$993 AUD
$696 USD
View
Price last confirmed 34 days ago
Retailer 4
-
$1,086 AUD
$761 USD
View
Price last confirmed 34 days ago
Retailer 5
-
$1,100 AUD
$771 USD
View
Price last confirmed 30 days ago
Retailer 6
-
$1,100 AUD
$771 USD
View
Price last confirmed 23 days ago
A
Retailer 7
-
$1,110 AUD
$778 USD
View
Final sale: no returns
A
Retailer 8
-
$1,149 AUD
$805 USD
View
A
Retailer 9
-
$1,260 AUD
HK$6,900 HKD
View
A
Retailer 10
-
$1,397 AUD
$979 USD
View
A
Retailer 11
-
$1,555 AUD
$1,090 USD
View
A
Retailer 12
-
$1,659 AUD
$1,163 USD
View
A
Retailer 13
-
$1,689 AUD
€1,127 EUR
View
A
Retailer 14
-
$1,724 AUD
£951 GBP
View
A
Retailer 15
-
$1,891 AUD
ZAR 21,406 ZAR
View
B+
Retailer 16
-
$2,563 AUD
View
Retailer 17
-
$2,611 AUD
$1,830 USD
View
Price last confirmed 9 days ago
B+
Retailer 18
-
$2,730 AUD
$1,913 USD
View
B+
Retailer 19
-
$2,894 AUD
$2,028 USD
View
Retailer 20
-
$2,894 AUD
$2,028 USD
View
Price last confirmed 32 days ago
Retailer 21
-
$2,894 AUD
$2,028 USD
View
Price last confirmed 23 days ago
B+
Retailer 22
-
$3,425 AUD
$2,400 USD
View
B+
Retailer 23
-
$3,510 AUD
$2,460 USD
View
B+
Retailer 24
-
$3,530 AUD
View
B+
Retailer 25
-
$3,553 AUD
$2,490 USD
View
B+
Retailer 26
-
$3,623 AUD
$2,539 USD
View
B
Retailer 27
-
$3,660 AUD
SGD 3,466 SGD
View
B+
Retailer 28
-
$3,796 AUD
$2,660 USD
View
Retailer 29
-
$4,340 AUD
£2,395 GBP
View
Price last confirmed 8 days ago
Most Expensive
B
With Clarity
754595657 · Nov 2
$5,140 AUD
$3,602 USD
View
29 more retailers have this diamond
Prices start from $1,110 AUDSave up to $4,030 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
$1,110 AUD