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Marquise|Lab Grown|IGI

2.55ct E SI1 Marquise Lab Grown Diamond

EX • E/SI1 • IGI LG743570555

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG743570555

Diamond specifications and retailer prices

From $504 SGD
$394 USD
As of October 30, 2026
Save $1,938 SGD (79%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,442 SGD at MOH London · As of October 25, 2026
View at MOH London

About this 2.55ct lab-grown marquise diamond

This 2.55ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG743570555 or 743570555. Listed at 17 retailers as of October 25, 2026, with prices from $504 to $2,442, a $1,938 spread on the same certified stone. MOH London lists it at $2,442. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.55
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743570555
Dimensions14.64 × 7.10 × 4.23 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
14.64 mm7.10 mm2.55 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743570555
Side View
Table 60.0%Crown 37.4°Girdle: MED-STKPavilion 37.3°Culet: NoneDepth 59.6%

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: $2,442 SGD|Low: $483 SGD|High: $2,468 SGD|Avg: $1,091 SGD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 9$504 SGD
Retailer 3$562 SGD
Retailer 10$624 SGD
Retailer 6$812 SGD
Retailer 8$876 SGD
Retailer 5$976 SGD
Retailer 2$1,024 SGD
Retailer 11$1,084 SGD
Retailer 4$1,497 SGD
Retailer 7$1,985 SGD
MOH London$2,442 SGD

43 data points across 11 retailers

17 retailers$504 SGD to $2,442 SGD

A
Cheapest Retailer
-
$504 SGD
$394 USD
A
Retailer 2
-
$562 SGD
$440 USD
View
Final sale: no returns
A
Retailer 3
-
$564 SGD
$441 USD
View
A
Retailer 4
-
$624 SGD
$488 USD
View
A
Retailer 5
-
$624 SGD
$488 USD
View
A
Retailer 6
-
$812 SGD
$635 USD
View
B+
Retailer 7
-
$876 SGD
$685 USD
View
A
Retailer 8
-
$976 SGD
€727 EUR
View
B+
Retailer 9
-
$1,024 SGD
£631 GBP
View
B+
Retailer 10
-
$1,079 SGD
$844 USD
View
B+
Retailer 11
-
$1,084 SGD
$848 USD
View
B+
Retailer 12
-
$1,497 SGD
$1,171 USD
View
B
Retailer 13
-
$1,985 SGD
View
B
Retailer 14
-
$2,006 SGD
$1,569 USD
View
B
Retailer 15
-
$2,053 SGD
$1,606 USD
View
B
Retailer 16
-
$2,316 SGD
$1,812 USD
View
Most Expensive
B
MOH London
LG743570555 · Oct 25
$2,442 SGD
£1,504 GBP
View
16 more retailers have this diamond
Prices start from $504 SGDSave up to $1,938 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
2.55ct Marquise
$504 SGD