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Marquise|Natural|IGI

1.50ct H SI2 Marquise Natural Diamond

VG • H/SI2 • IGI 814628555

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 814628555

Diamond specifications and retailer prices

From $3,783 SGD
As of November 6, 2026
Save $4,970 SGD (57%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $8,753 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural marquise diamond

This 1.5ct natural marquise sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 814628555. Listed at 14 retailers as of November 5, 2026, with prices from $3,783 to $8,753, a $4,970 spread on the same certified stone. NZ Jewellers lists it at $8,753. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.50
Carat
H
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.8°
Pavilion angle35.1°
OriginNatural
Grading LabIGI
CertificateIGI 814628555
Dimensions11.21 × 5.96 × 3.59 mm
L/W Ratio1.88
Girdle conditionFaceted
Top View
11.21 mm5.96 mm1.50 ctH / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 814628555
Side View
Table 61.0%Crown 40.8°Girdle: STK-VTKPavilion 35.1°Culet: NoneDepth 60.2%

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 6
Current: $8,753 SGD|Low: $3,783 SGD|High: $8,839 SGD|Avg: $5,531 SGD|-1.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 2$3,783 SGD
Retailer 9$4,422 SGD
Retailer 3$4,700 SGD
Retailer 11$4,814 SGD
Retailer 4$5,024 SGD
Retailer 10$5,024 SGD
Retailer 13$5,024 SGD
Retailer 12$5,211 SGD
Retailer 8$5,242 SGD
Retailer 6$5,510 SGD
Retailer 5$5,797 SGD
Retailer 7$8,401 SGD
NZ Jewellers$8,753 SGD

44 data points across 13 retailers

14 retailers$3,783 SGD to $8,753 SGD

A
Cheapest Retailer
-
$3,783 SGD
B+
Retailer 2
-
$4,422 SGD
View
B+
Retailer 3
-
$4,700 SGD
View
B+
Retailer 4
-
$4,814 SGD
View
B+
Retailer 5
-
$5,024 SGD
View
B+
Retailer 6
-
$5,024 SGD
View
Retailer 7
-
$5,024 SGD
View
Price last confirmed 14 days ago
B+
Retailer 8
-
$5,211 SGD
View
B+
Retailer 9
-
$5,242 SGD
View
A
Retailer 10
-
$5,510 SGD
View
B+
Retailer 11
-
$5,797 SGD
View
Retailer 12
-
$5,970 SGD
View
Price last confirmed 62 days ago
B+
Retailer 13
-
$8,401 SGD
View
Most Expensive
B+
NZ Jewellers
a34e8ede-ef67-4a01-be4b-fce98b0fe0cc · Nov 5
$8,753 SGD
$6,830 USD
View
13 more retailers have this diamond
Prices start from $3,783 SGDSave up to $4,970 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
$3,783 SGD