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Marquise|Lab Grown|IGI

1.54ct D IF Marquise Lab Grown Diamond

EX • D/IF • IGI LG750515387

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG750515387

Diamond specifications and retailer prices

From $795 USD
As of November 2, 2026
Save $2,783 USD (78%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,578 USD at MOH London · As of October 29, 2026
View at MOH London

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 LG750515387 or 750515387. Listed at 21 retailers as of October 29, 2026, with prices from $795 to $3,578, a $2,783 spread on the same certified stone. MOH London lists it at $3,578. 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
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG750515387
Dimensions11.60 × 6.12 × 3.82 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.60 mm6.12 mm1.54 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG750515387
Side View
Table 61.0%Crown 33.6°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.4%

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 2
Current: $3,578 USD|Low: $795 USD|High: $3,606 USD|Avg: $1,666 USD|-0.8%
MOH London
Retailer 2
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Retailer 20
November 2, 2026
Retailer 13$795 USD
Retailer 16$865 USD
Retailer 18$890 USD
Retailer 3$922 USD
Retailer 11$949 USD
Retailer 2$1,042 USD
Retailer 10$1,145 USD
Retailer 15$1,214 USD
Retailer 8$1,390 USD
Retailer 14$1,415 USD
Retailer 20$1,488 USD
Retailer 9$1,507 USD
Retailer 7$1,745 USD
Retailer 12$1,991 USD
Retailer 5$2,363 USD
Retailer 4$2,593 USD
Retailer 17$3,032 USD
Retailer 19$3,189 USD
Retailer 6$3,568 USD
MOH London$3,578 USD

26 data points across 20 retailers

21 retailers$795 USD to $3,578 USD

A
Cheapest Retailer
-
$795 USD
A
Retailer 2
-
$865 USD
View
A
Retailer 3
-
$890 USD
View
Final sale: no returns
A
Retailer 4
-
$922 USD
View
Retailer 5
-
$949 USD
View
Price last confirmed 16 days ago
A
Retailer 6
-
$1,042 USD
£821 GBP
View
A
Retailer 7
-
$1,145 USD
View
A
Retailer 8
-
$1,183 USD
View
A
Retailer 9
-
$1,214 USD
View
A
Retailer 10
-
$1,390 USD
A$2,138 AUD
View
A
Retailer 11
-
$1,415 USD
£1,114 GBP
View
A
Retailer 12
-
$1,488 USD
View
A
Retailer 13
-
$1,507 USD
€1,435 EUR
View
B+
Retailer 14
-
$1,745 USD
ZAR 28,187 ZAR
View
B+
Retailer 15
-
$1,991 USD
View
Price last confirmed 7 days ago
B+
Retailer 16
-
$2,363 USD
A$3,636 AUD
View
B+
Retailer 17
-
$2,593 USD
View
B
Retailer 18
-
$3,032 USD
View
B
Retailer 19
-
$3,189 USD
View
B
Retailer 20
-
$3,568 USD
A$5,489 AUD
View
Most Expensive
B
MOH London
LG750515387 · Oct 29
$3,578 USD
£2,817 GBP
View
20 more retailers have this diamond
Prices start from $795 USDSave up to $2,783 USD

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
$795 USD