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Marquise|Natural|IGI

1.50ct K VS1 Marquise Natural Diamond

VG • K/VS1 • IGI 801638786

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 801638786

Diamond specifications and retailer prices

From $5,575 SGD
As of November 6, 2026
Save $4,433 SGD (44%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $10,008 SGD at MOH London · As of November 2, 2026
View at MOH London

About this 1.5ct natural marquise diamond

This 1.5ct natural marquise sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 801638786. Listed at 5 retailers as of November 2, 2026, with prices from $5,575 to $10,008, a $4,433 spread on the same certified stone. MOH London lists it at $10,008. 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
K
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle37.8°
OriginNatural
Grading LabIGI
CertificateIGI 801638786
Dimensions12.15 × 6.14 × 3.58 mm
L/W Ratio1.98
Girdle conditionFaceted
Top View
12.15 mm6.14 mm1.50 ctK / VS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 801638786
Side View
Table 61.0%Crown 34.5°Girdle: MED-THKPavilion 37.8°Culet: NoneDepth 58.3%

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: $10,008 SGD|Low: $4,753 SGD|High: $10,062 SGD|Avg: $6,374 SGD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 4$4,755 SGD
Retailer 6$4,960 SGD
Retailer 5$5,575 SGD
Retailer 2$6,305 SGD
Retailer 3$7,081 SGD
MOH London$10,008 SGD

20 data points across 6 retailers

5 retailers$5,575 SGD to $10,008 SGD

Retailer 1
-
$4,755 SGD
Price last confirmed 15 days ago
A
Retailer 2
-
$5,575 SGD
View
A
Retailer 3
-
$6,305 SGD
View
B+
Retailer 4
-
$7,081 SGD
View
Most Expensive
B
MOH London
5FD1DDCE3 · Nov 2
$10,008 SGD
£6,149 GBP
View
4 more retailers have this diamond
Prices start from $5,575 SGDSave up to $4,433 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
$5,575 SGD