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Marquise|Lab Grown|IGI

1.54ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG799676871

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG799676871

Diamond specifications and retailer prices

From $1,171 SGD
$916 USD
As of October 30, 2026
Save $5,157 SGD (81%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $6,328 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 LG799676871 or 799676871. Listed at 24 retailers as of October 30, 2026, with prices from $1,171 to $6,328, a $5,157 spread on the same certified stone. Brilliant Earth lists it at $6,328. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799676871
Dimensions11.23 × 6.14 × 3.85 mm
L/W Ratio1.83
Girdle conditionFaceted
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
11.23 mm6.14 mm1.54 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799676871
Side View
Table 58.0%Crown 35.3°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.7%

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: Oct 30
Current: $6,328 SGD|Low: $1,171 SGD|High: $6,328 SGD|Avg: $2,818 SGD
Brilliant Earth
Retailer 2
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Retailer 22
November 1, 2026
Retailer 15$1,171 SGD
Retailer 5$1,275 SGD
Retailer 11$1,310 SGD
Retailer 4$1,359 SGD
Retailer 19$1,359 SGD
Retailer 3$1,571 SGD
Retailer 16$1,585 SGD
Retailer 22$1,606 SGD
Retailer 9$1,629 SGD
Retailer 2$2,092 SGD
Retailer 17$2,158 SGD
Retailer 10$2,178 SGD
Retailer 13$2,497 SGD
Retailer 21$3,022 SGD
Retailer 8$3,760 SGD
Retailer 20$3,820 SGD
Retailer 6$4,251 SGD
Retailer 12$4,448 SGD
Retailer 14$4,558 SGD
Retailer 18$4,632 SGD
Retailer 7$4,723 SGD
Brilliant Earth$6,328 SGD

38 data points across 22 retailers

24 retailers$1,171 SGD to $6,328 SGD

A
Cheapest Retailer
-
$1,171 SGD
$916 USD
A
Retailer 2
-
$1,275 SGD
$997 USD
View
A
Retailer 3
-
$1,310 SGD
$1,025 USD
View
Final sale: no returns
Retailer 4
-
$1,359 SGD
$1,063 USD
View
Price last confirmed 15 days ago
A
Retailer 5
-
$1,359 SGD
$1,063 USD
View
A
Retailer 6
-
$1,571 SGD
HK$9,600 HKD
View
A
Retailer 7
-
$1,585 SGD
$1,240 USD
View
A
Retailer 8
-
$1,606 SGD
$1,256 USD
View
A
Retailer 9
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$1,629 SGD
$1,274 USD
View
A
Retailer 10
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$2,092 SGD
£1,289 GBP
View
A
Retailer 11
-
$2,158 SGD
€1,608 EUR
View
A
Retailer 12
-
$2,178 SGD
$1,704 USD
View
B+
Retailer 13
-
$2,497 SGD
ZAR 31,559 ZAR
View
B+
Retailer 14
-
$3,022 SGD
$2,364 USD
View
B+
Retailer 15
-
$3,760 SGD
£2,316 GBP
View
B
Retailer 16
-
$3,820 SGD
$2,988 USD
View
B+
Retailer 17
-
$4,032 SGD
$3,154 USD
View
B+
Retailer 18
-
$4,251 SGD
$3,325 USD
View
B
Retailer 19
-
$4,448 SGD
$3,479 USD
View
B
Retailer 20
-
$4,558 SGD
View
Retailer 21
-
$4,622 SGD
$3,616 USD
View
Price last confirmed 97 days ago
B
Retailer 22
-
$4,632 SGD
£2,853 GBP
View
B
Retailer 23
-
$4,723 SGD
$3,694 USD
View
Most Expensive
B
Brilliant Earth
20005187A · Oct 31
$6,328 SGD
$4,950 USD
View
23 more retailers have this diamond
Prices start from $1,171 SGDSave up to $5,157 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
$1,171 SGD