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Marquise|Natural|IGI

1.70ct F SI2 Marquise Natural Diamond

VG • F/SI2 • IGI 743558381

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 743558381

Diamond specifications and retailer prices

From $8,006 SGD
₹596,165 INR
As of November 2, 2026
Save $6,591 SGD (45%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $14,597 SGD at MOH London · As of November 2, 2026
View at MOH London

About this 1.7ct natural marquise diamond

This 1.7ct natural marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 743558381. Listed at 7 retailers as of November 2, 2026, with prices from $8,006 to $14,597, a $6,591 spread on the same certified stone. MOH London lists it at $14,597. 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

1.70
Carat
F
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.1°
OriginNatural
Grading LabIGI
CertificateIGI 743558381
Dimensions11.86 × 6.28 × 3.88 mm
L/W Ratio1.89
Girdle conditionFaceted
Culet sizePointed
Top View
11.86 mm6.28 mm1.70 ctF / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 743558381
Side View
Table 63.0%Crown 33.5°Girdle: STK-THKPavilion 41.1°Culet: NoneDepth 61.8%

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: $14,597 SGD|Low: $7,989 SGD|High: $14,772 SGD|Avg: $9,994 SGD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 2$8,006 SGD
Retailer 4$8,332 SGD
Retailer 5$8,571 SGD
Retailer 6$9,165 SGD
Retailer 7$9,392 SGD
Retailer 3$10,943 SGD
MOH London$14,597 SGD

42 data points across 7 retailers

7 retailers$8,006 SGD to $14,597 SGD

A
Cheapest Retailer
-
$8,006 SGD
₹596,165 INR
A
Retailer 2
-
$8,332 SGD
$6,515 USD
View
A
Retailer 3
-
$8,571 SGD
$6,702 USD
View
A
Retailer 4
-
$9,165 SGD
$7,166 USD
View
A
Retailer 5
-
$9,392 SGD
$7,344 USD
View
A
Retailer 6
-
$10,943 SGD
€8,149 EUR
View
Most Expensive
B
MOH London
8C88C60AB · Nov 2
$14,597 SGD
£8,987 GBP
View
6 more retailers have this diamond
Prices start from $8,006 SGDSave up to $6,591 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
1.70ct Marquise
$8,006 SGD