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Marquise|Lab Grown|IGI

1.54ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG790656850

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790656850

Diamond specifications and retailer prices

From $1,225 SGD
$958 USD
As of October 30, 2026
Save $3,812 SGD (76%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $5,037 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 E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG790656850 or 790656850. Listed at 25 retailers as of October 30, 2026, with prices from $1,225 to $5,037, a $3,812 spread on the same certified stone. Brilliant Earth lists it at $5,037. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790656850
Dimensions12.16 × 5.91 × 3.70 mm
L/W Ratio2.06
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.16 mm5.91 mm1.54 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790656850
Side View
Table 60.0%Crown 33.4°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.6%

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: Oct 30
Current: $5,037 SGD|Low: $1,225 SGD|High: $5,528 SGD|Avg: $2,913 SGD|-0.3%
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
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Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
November 1, 2026
Retailer 7$1,225 SGD
Retailer 22$1,332 SGD
Retailer 17$1,370 SGD
Retailer 4$1,420 SGD
Retailer 6$1,420 SGD
Retailer 5$1,631 SGD
Retailer 19$1,643 SGD
Retailer 3$1,653 SGD
Retailer 9$1,782 SGD
Retailer 10$2,033 SGD
Retailer 2$2,190 SGD
Retailer 20$2,365 SGD
Retailer 16$2,383 SGD
Retailer 18$2,611 SGD
Retailer 13$2,715 SGD
Retailer 15$3,916 SGD
Retailer 8$3,992 SGD
Retailer 23$4,240 SGD
Retailer 11$4,617 SGD
Retailer 12$4,766 SGD
Retailer 21$4,824 SGD
Retailer 14$4,944 SGD
Brilliant Earth$5,037 SGD

31 data points across 23 retailers

25 retailers$1,225 SGD to $5,037 SGD

A
Cheapest Retailer
-
$1,225 SGD
$958 USD
A
Retailer 2
-
$1,332 SGD
$1,042 USD
View
A
Retailer 3
-
$1,370 SGD
$1,072 USD
View
Final sale: no returns
Retailer 4
-
$1,420 SGD
$1,111 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$1,420 SGD
$1,111 USD
View
A
Retailer 6
-
$1,631 SGD
$1,276 USD
View
A
Retailer 7
-
$1,643 SGD
$1,285 USD
View
A
Retailer 8
-
$1,653 SGD
HK$10,100 HKD
View
A
Retailer 9
-
$1,782 SGD
$1,394 USD
View
A
Retailer 10
-
$2,033 SGD
$1,590 USD
View
A
Retailer 11
-
$2,190 SGD
£1,349 GBP
View
B+
Retailer 12
-
$2,365 SGD
€1,762 EUR
View
B+
Retailer 13
-
$2,383 SGD
A$2,868 AUD
View
B+
Retailer 14
-
$2,611 SGD
ZAR 32,990 ZAR
View
B+
Retailer 15
-
$2,715 SGD
$2,124 USD
View
B+
Retailer 16
-
$3,916 SGD
£2,412 GBP
View
B
Retailer 17
-
$3,992 SGD
$3,123 USD
View
B+
Retailer 18
-
$4,223 SGD
$3,303 USD
View
B+
Retailer 19
-
$4,240 SGD
$3,317 USD
View
B
Retailer 20
-
$4,617 SGD
$3,611 USD
View
B
Retailer 21
-
$4,766 SGD
View
B
Retailer 22
-
$4,824 SGD
£2,971 GBP
View
B
Retailer 23
-
$4,944 SGD
$3,867 USD
View
Retailer 24
-
$5,037 SGD
$3,940 USD
View
Price last confirmed 15 days ago
Most Expensive
B
Brilliant Earth
20474493A · Oct 31
$5,037 SGD
$3,940 USD
View
24 more retailers have this diamond
Prices start from $1,225 SGDSave up to $3,812 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
$1,225 SGD