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Marquise|Natural|IGI

0.91ct I SI1 Marquise Natural Diamond

VG • I/SI1 • IGI 815639079

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 815639079

Diamond specifications and retailer prices

From $2,176 CAD
$1,558 USD
As of October 31, 2026
Save $3,195 CAD (59%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $5,371 CAD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.91ct natural marquise diamond

This 0.91ct natural marquise sits in the just-under-one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 815639079. Listed at 9 retailers as of October 30, 2026, with prices from $2,176 to $5,371, a $3,195 spread on the same certified stone. NZ Jewellers lists it at $5,371. 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

0.91
Carat
I
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle38.7°
OriginNatural
Grading LabIGI
CertificateIGI 815639079
Dimensions10.19 × 4.86 × 3.02 mm
L/W Ratio2.10
Girdle conditionFaceted
Top View
10.19 mm4.86 mm0.91 ctI / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 815639079
Side View
Table 62.0%Crown 36.6°Girdle: STK-THKPavilion 38.7°Culet: NoneDepth 62.1%

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 31
Current: $5,371 CAD|Low: $2,176 CAD|High: $5,488 CAD|Avg: $3,102 CAD|-2.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 8$2,176 CAD
Retailer 7$2,202 CAD
Retailer 6$2,303 CAD
Retailer 9$2,405 CAD
Retailer 5$2,410 CAD
Retailer 2$2,914 CAD
Retailer 4$3,878 CAD
Retailer 3$4,250 CAD
NZ Jewellers$5,371 CAD

35 data points across 9 retailers

9 retailers$2,176 CAD to $5,371 CAD

A
Cheapest Retailer
-
$2,176 CAD
$1,558 USD
A
Retailer 2
-
$2,202 CAD
$1,576 USD
View
A
Retailer 3
-
$2,303 CAD
$1,649 USD
View
B+
Retailer 4
-
$2,405 CAD
$1,722 USD
View
B+
Retailer 5
-
$2,410 CAD
$1,725 USD
View
B+
Retailer 6
-
$2,914 CAD
€1,987 EUR
View
B
Retailer 7
-
$3,878 CAD
£2,186 GBP
View
B
Retailer 8
-
$4,250 CAD
£2,396 GBP
View
Most Expensive
C
NZ Jewellers
7d0b2ad4-02c3-44da-a43d-a356d0377b47 · Oct 30
$5,371 CAD
$3,845 USD
View
8 more retailers have this diamond
Prices start from $2,176 CADSave up to $3,195 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
0.91ct Marquise
$2,176 CAD