Marquise|Natural|IGI

0.90ct G IF Marquise Natural Diamond

VG • G/IF • IGI 689578579

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 689578579

Diamond specifications and retailer prices

From $5,145 SGD
£3,169 GBP
As of November 2, 2026
Save $3,181 SGD (38%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $8,326 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 0.9ct natural marquise diamond

This 0.9ct natural marquise sits in the just-under-one-carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI 689578579. Listed at 3 retailers as of November 1, 2026, with prices from $5,145 to $8,326, a $3,181 spread on the same certified stone. MOH London lists it at $8,326. 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

0.90
Carat
G
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle41.8°
Pavilion angle39.4°
OriginNatural
Grading LabIGI
CertificateIGI 689578579
Dimensions9.74 × 5.00 × 3.13 mm
L/W Ratio1.95
Girdle conditionFaceted
Culet sizePointed
Top View
9.74 mm5.00 mm0.90 ctG / IF
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 689578579
Side View
Table 61.0%Crown 41.8°Girdle: MED-THKPavilion 39.4°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $8,326 SGD|Low: $5,097 SGD|High: $8,426 SGD|Avg: $6,414 SGD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 3$5,145 SGD
Retailer 2$5,632 SGD
Retailer 4$6,579 SGD
MOH London$8,326 SGD

29 data points across 4 retailers

3 retailers$5,145 SGD to $8,326 SGD

B+
Cheapest Retailer
-
$5,145 SGD
£3,169 GBP
B+
Retailer 2
-
$5,632 SGD
€4,196 EUR
View
Most Expensive
B
MOH London
46E276B33 · Nov 1
$8,326 SGD
£5,128 GBP
View
2 more retailers have this diamond
Prices start from $5,145 SGDSave up to $3,181 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.

B+
0.90ct Marquise
$5,145 SGD