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Marquise|Natural|IGI

0.61ct I SI1 Marquise Natural Diamond

EX • I/SI1 • IGI 797681734

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 797681734

Diamond specifications and retailer prices

From $1,001 SGD
£616 GBP
As of November 2, 2026
Save $839 SGD (46%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,840 SGD at MOH London · As of November 2, 2026
View at MOH London

About this 0.61ct natural marquise diamond

This 0.61ct natural marquise sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 797681734. Listed at 4 retailers as of November 2, 2026, with prices from $1,001 to $1,840, a $839 spread on the same certified stone. MOH London lists it at $1,840. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.61
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle39.7°
OriginNatural
Grading LabIGI
CertificateIGI 797681734
Dimensions8.69 × 4.47 × 2.76 mm
L/W Ratio1.94
Girdle conditionFaceted
Top View
8.69 mm4.47 mm0.61 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 797681734
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 61.7%

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: $1,840 SGD|Low: $943 SGD|High: $1,861 SGD|Avg: $1,243 SGD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 2, 2026
Retailer 2$1,001 SGD
Retailer 4$1,006 SGD
Retailer 3$1,175 SGD
MOH London$1,840 SGD

43 data points across 4 retailers

4 retailers$1,001 SGD to $1,840 SGD

B+
Cheapest Retailer
-
$1,001 SGD
£616 GBP
B+
Retailer 2
-
$1,006 SGD
$787 USD
View
B+
Retailer 3
-
$1,175 SGD
€875 EUR
View
Most Expensive
B
MOH London
05BE2F50A · Nov 2
$1,840 SGD
£1,133 GBP
View
3 more retailers have this diamond
Prices start from $1,001 SGDSave up to $839 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+
0.61ct Marquise
$1,001 SGD