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Marquise|Lab Grown|IGI

1.54ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG786635310

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG786635310

Diamond specifications and retailer prices

From $1,462 SGD
$1,144 USD
As of November 1, 2026
Save $4,035 SGD (73%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $5,497 SGD 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 LG786635310 or 786635310. Listed at 22 retailers as of October 31, 2026, with prices from $1,462 to $5,497, a $4,035 spread on the same certified stone. Brilliant Earth lists it at $5,497. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786635310
Dimensions11.79 × 6.23 × 3.76 mm
L/W Ratio1.89
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
11.79 mm6.23 mm1.54 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786635310
Side View
Table 63.0%Crown 33.4°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.4%

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 1
Current: $5,497 SGD|Low: $1,253 SGD|High: $6,328 SGD|Avg: $2,959 SGD|-13.1%
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
November 2, 2026
Retailer 13$1,305 SGD
Retailer 7$1,462 SGD
Retailer 3$1,515 SGD
Retailer 4$1,515 SGD
Retailer 11$1,656 SGD
Retailer 6$1,774 SGD
Retailer 14$2,167 SGD
Retailer 2$2,184 SGD
Retailer 10$2,784 SGD
Retailer 12$2,889 SGD
Retailer 9$4,105 SGD
Retailer 15$4,471 SGD
Retailer 5$5,078 SGD
Retailer 8$5,137 SGD
Brilliant Earth$5,497 SGD

43 data points across 15 retailers

22 retailers$1,462 SGD to $5,497 SGD

Retailer 1
-
$1,305 SGD
$1,021 USD
Price last confirmed 24 days ago
Retailer 2
-
$1,420 SGD
$1,111 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
$1,462 SGD
$1,144 USD
View
Final sale: no returns
Retailer 4
-
$1,515 SGD
$1,185 USD
View
Price last confirmed 20 days ago
Retailer 5
-
$1,515 SGD
$1,185 USD
View
Price last confirmed 30 days ago
A
Retailer 6
-
$1,650 SGD
$1,291 USD
View
A
Retailer 7
-
$1,656 SGD
$1,295 USD
View
A
Retailer 8
-
$1,774 SGD
$1,388 USD
View
A
Retailer 9
-
$2,167 SGD
$1,695 USD
View
A
Retailer 10
-
$2,184 SGD
£1,345 GBP
View
B+
Retailer 11
-
$2,784 SGD
ZAR 35,182 ZAR
View
Retailer 12
-
$2,839 SGD
$2,221 USD
View
Price last confirmed 32 days ago
B+
Retailer 13
-
$2,889 SGD
$2,260 USD
View
B+
Retailer 14
-
$4,105 SGD
€3,058 EUR
View
B
Retailer 15
-
$4,189 SGD
£2,580 GBP
View
B
Retailer 16
-
$4,471 SGD
$3,497 USD
View
B
Retailer 17
-
$4,697 SGD
$3,674 USD
View
B
Retailer 18
-
$4,876 SGD
$3,815 USD
View
B
Retailer 19
-
$5,078 SGD
View
B
Retailer 20
-
$5,137 SGD
£3,164 GBP
View
B
Retailer 21
-
$5,283 SGD
$4,133 USD
View
Most Expensive
B
Brilliant Earth
18991082A · Oct 31
$5,497 SGD
$4,300 USD
View
21 more retailers have this diamond
Prices start from $1,462 SGDSave up to $4,035 SGD

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
$1,462 SGD