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Marquise|Lab Grown|IGI

1.50ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG831621343

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831621343

Diamond specifications and retailer prices

From $503 SGD
As of November 3, 2026
Save $1,214 SGD (71%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,717 SGD at MOH London · As of November 2, 2026
View at MOH London

About this 1.5ct lab-grown marquise diamond

This 1.5ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831621343 or 831621343. Listed at 7 retailers as of November 2, 2026, with prices from $503 to $1,717, a $1,214 spread on the same certified stone. MOH London lists it at $1,717. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831621343
Dimensions12.39 × 5.94 × 3.57 mm
L/W Ratio2.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.39 mm5.94 mm1.50 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831621343
Side View
Table 63.0%Crown 33°Girdle: MED-STKPavilion 38.9°Culet: NoneDepth 60.1%

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 3
Current: $1,717 SGD|Low: $492 SGD|High: $1,724 SGD|Avg: $1,031 SGD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 4$503 SGD
Retailer 7$519 SGD
Retailer 3$737 SGD
Retailer 2$745 SGD
Retailer 5$1,527 SGD
Retailer 6$1,591 SGD
MOH London$1,717 SGD

28 data points across 7 retailers

7 retailers$503 SGD to $1,717 SGD

A
Cheapest Retailer
-
$503 SGD
B+
Retailer 2
-
$519 SGD
View
A
Retailer 3
-
$737 SGD
View
A
Retailer 4
-
$745 SGD
View
B
Retailer 5
-
$1,527 SGD
View
B
Retailer 6
-
$1,591 SGD
View
Most Expensive
B
MOH London
LG831621343 · Nov 2
$1,717 SGD
£1,058 GBP
View
6 more retailers have this diamond
Prices start from $503 SGDSave up to $1,214 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
1.50ct Marquise
$503 SGD