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Marquise|Natural|IGI

1.50ct F SI2 Marquise Natural Diamond

GD • F/SI2 • IGI 146456263

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 146456263

Diamond specifications and retailer prices

From $6,564 SGD
As of November 6, 2026
Save $8,074 SGD (55%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $14,638 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 F colour (colourless) and SI2 clarity (slightly-included), with a standard cut grade and certified by IGI 146456263. Listed at 13 retailers as of November 5, 2026, with prices from $6,564 to $14,638, a $8,074 spread on the same certified stone. NZ Jewellers lists it at $14,638. 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
F
Colour
SI2
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.1°
Pavilion angle41.6°
OriginNatural
Grading LabIGI
CertificateIGI 146456263
Dimensions11.00 × 5.93 × 3.79 mm
L/W Ratio1.85
Girdle conditionFaceted
Top View
11.00 mm5.93 mm1.50 ctF / SI2
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 146456263
Side View
Table 59.0%Crown 34.1°Girdle: MED-THKPavilion 41.6°CuletDepth 63.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $14,638 SGD|Low: $6,564 SGD|High: $14,638 SGD|Avg: $9,342 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 2$6,564 SGD
Retailer 3$7,633 SGD
Retailer 8$8,079 SGD
Retailer 11$8,079 SGD
Retailer 4$8,202 SGD
Retailer 10$8,752 SGD
Retailer 7$8,888 SGD
Retailer 5$9,509 SGD
Retailer 9$10,099 SGD
Retailer 6$12,895 SGD
NZ Jewellers$14,638 SGD

40 data points across 11 retailers

13 retailers$6,564 SGD to $14,638 SGD

A
Cheapest Retailer
-
$6,564 SGD
B+
Retailer 2
-
$7,547 SGD
View
B+
Retailer 3
-
$7,633 SGD
View
B+
Retailer 4
-
$8,079 SGD
View
Final sale: no returns
Retailer 5
-
$8,079 SGD
View
Price last confirmed 9 days ago
B+
Retailer 6
-
$8,202 SGD
View
B+
Retailer 7
-
$8,752 SGD
View
B+
Retailer 8
-
$8,888 SGD
View
B+
Retailer 9
-
$8,957 SGD
View
B+
Retailer 10
-
$9,509 SGD
View
B+
Retailer 11
-
$10,099 SGD
View
B
Retailer 12
-
$12,895 SGD
View
Most Expensive
B
NZ Jewellers
2485ef2f-b8a5-49bf-9757-c988205f38a2 · Nov 5
$14,638 SGD
$11,422 USD
View
12 more retailers have this diamond
Prices start from $6,564 SGDSave up to $8,074 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
$6,564 SGD