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Marquise|Natural|IGI

0.78ct I SI2 Marquise Natural Diamond

VG • I/SI2 • IGI 784659436

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 784659436

Diamond specifications and retailer prices

From $1,152 CAD
$825 USD
As of October 29, 2026
Save $959 CAD (45%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,111 CAD at MOH London · As of November 1, 2026
View at MOH London

About this 0.78ct natural marquise diamond

This 0.78ct natural marquise sits in the just-under-one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 784659436. Listed at 5 retailers as of October 29, 2026, with prices from $1,152 to $2,111, a $959 spread on the same certified stone. MOH London lists it at $2,111. 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

0.78
Carat
I
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle39.1°
OriginNatural
Grading LabIGI
CertificateIGI 784659436
Dimensions8.80 × 5.05 × 3.10 mm
L/W Ratio1.74
Girdle conditionFaceted
Top View
8.80 mm5.05 mm0.78 ctI / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 784659436
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 39.1°CuletDepth 61.4%

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: Oct 29
Current: $2,111 CAD|Low: $1,152 CAD|High: $2,228 CAD|Avg: $1,553 CAD|-4.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 3$1,152 CAD
Retailer 5$1,166 CAD
Retailer 4$1,338 CAD
Retailer 2$1,628 CAD
Retailer 6$1,749 CAD
MOH London$2,111 CAD

24 data points across 6 retailers

5 retailers$1,152 CAD to $2,111 CAD

A
Cheapest Retailer
-
$1,152 CAD
$825 USD
B+
Retailer 2
-
$1,166 CAD
$835 USD
View
B+
Retailer 3
-
$1,338 CAD
$958 USD
View
B+
Retailer 4
-
$1,628 CAD
€1,110 EUR
View
Most Expensive
B+
MOH London
36F2D7378 · Nov 1
$2,111 CAD
£1,190 GBP
View
4 more retailers have this diamond
Prices start from $1,152 CADSave up to $959 CAD

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
0.78ct Marquise
$1,152 CAD