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Marquise|Lab Grown|IGI

0.54ct I SI1 Marquise Lab Grown Diamond

ID • I/SI1 • IGI LG537241621

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG537241621

Diamond specifications and retailer prices

From $166 SGD
$130 USD
As of November 2, 2026
Save $1,555 SGD (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,721 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 0.54ct lab-grown marquise diamond

This 0.54ct lab-grown marquise sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG537241621 or 537241621. Listed at 11 retailers as of November 1, 2026, with prices from $166 to $1,721, a $1,555 spread on the same certified stone. MOH London lists it at $1,721. 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

0.54
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.7°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG537241621
Dimensions8.40 × 4.15 × 2.70 mm
L/W Ratio2.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.40 mm4.15 mm0.54 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG537241621
Side View
Table 58.0%Crown 37.7°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 65.1%

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: $1,721 SGD|Low: $160 SGD|High: $1,740 SGD|Avg: $544 SGD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 6$166 SGD
Retailer 10$193 SGD
Retailer 7$206 SGD
Retailer 11$206 SGD
Retailer 2$371 SGD
Retailer 9$391 SGD
Retailer 3$409 SGD
Retailer 12$497 SGD
Retailer 8$662 SGD
Retailer 4$665 SGD
Retailer 5$699 SGD
MOH London$1,721 SGD

17 data points across 12 retailers

11 retailers$166 SGD to $1,721 SGD

A
Cheapest Retailer
-
$166 SGD
$130 USD
A
Retailer 2
-
$193 SGD
$151 USD
View
Retailer 3
-
$206 SGD
$161 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$206 SGD
$161 USD
View
A
Retailer 5
-
$371 SGD
$290 USD
View
A
Retailer 6
-
$391 SGD
$306 USD
View
A
Retailer 7
-
$409 SGD
HK$2,500 HKD
View
B+
Retailer 8
-
$497 SGD
$389 USD
View
B+
Retailer 9
-
$662 SGD
$518 USD
View
B
Retailer 10
-
$699 SGD
$547 USD
View
Most Expensive
B
MOH London
LG537241621 · Nov 1
$1,721 SGD
£1,060 GBP
View
10 more retailers have this diamond
Prices start from $166 SGDSave up to $1,555 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
0.54ct Marquise
$166 SGD