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Marquise|Natural|IGI

1.00ct I SI2 Marquise Natural Diamond

VG • I/SI2 • IGI 825619090

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 825619090

Diamond specifications and retailer prices

From $1,842 CAD
As of November 5, 2026
Save $4,167 CAD (69%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,010 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 825619090. Listed at 14 retailers as of November 5, 2026, with prices from $1,842 to $6,010, a $4,167 spread on the same certified stone. NZ Jewellers lists it at $6,010. 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

1.00
Carat
I
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle39.9°
OriginNatural
Grading LabIGI
CertificateIGI 825619090
Dimensions9.71 × 5.11 × 3.32 mm
L/W Ratio1.90
Girdle conditionFaceted
Top View
9.71 mm5.11 mm1.00 ctI / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 825619090
Side View
Table 60.0%Crown 38.3°Girdle: STK-VTKPavilion 39.9°Culet: NoneDepth 65.0%

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: Nov 5
Current: $6,010 CAD|Low: $1,842 CAD|High: $6,010 CAD|Avg: $2,972 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 6$1,842 CAD
Retailer 12$2,246 CAD
Retailer 10$2,464 CAD
Retailer 11$2,464 CAD
Retailer 9$2,577 CAD
Retailer 3$2,580 CAD
Retailer 4$2,655 CAD
Retailer 13$2,695 CAD
Retailer 8$2,709 CAD
Retailer 5$2,842 CAD
Retailer 2$3,123 CAD
Retailer 7$4,304 CAD
NZ Jewellers$6,010 CAD

45 data points across 13 retailers

14 retailers$1,842 CAD to $6,010 CAD

A
Cheapest Retailer
-
$1,842 CAD
B+
Retailer 2
-
$2,246 CAD
View
Retailer 3
-
$2,464 CAD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$2,464 CAD
View
B+
Retailer 5
-
$2,577 CAD
View
B+
Retailer 6
-
$2,580 CAD
View
B+
Retailer 7
-
$2,655 CAD
View
B+
Retailer 8
-
$2,695 CAD
View
B+
Retailer 9
-
$2,709 CAD
View
B+
Retailer 10
-
$2,842 CAD
View
B+
Retailer 11
-
$3,123 CAD
View
Retailer 12
-
$3,251 CAD
View
Price last confirmed 61 days ago
B
Retailer 13
-
$4,304 CAD
View
Most Expensive
B
NZ Jewellers
9ac19a1d-c571-4bc1-ac06-51c02786f755 · Nov 5
$6,010 CAD
$4,303 USD
View
13 more retailers have this diamond
Prices start from $1,842 CADSave up to $4,167 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
1.00ct Marquise
$1,842 CAD