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Marquise|Natural|IGI

1.00ct G SI2 Marquise Natural Diamond

EX • G/SI2 • IGI 803676878

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 803676878

Diamond specifications and retailer prices

From $1,887 CAD
As of November 5, 2026
Save $1,678 CAD (47%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $3,565 CAD at Wholesale Diamonds Direct · As of November 4, 2026
View at Wholesale Diamonds Direct

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 803676878. Listed at 7 retailers as of November 4, 2026, with prices from $1,887 to $3,565, a $1,678 spread on the same certified stone. Wholesale Diamonds Direct lists it at $3,565. 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

1.00
Carat
G
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41.5°
OriginNatural
Grading LabIGI
CertificateIGI 803676878
Dimensions10.80 × 5.06 × 3.21 mm
L/W Ratio2.13
Girdle conditionFaceted
Top View
10.80 mm5.06 mm1.00 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 803676878
Side View
Table 58.0%Crown 35.2°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 63.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $1,887 CAD|Low: $1,714 CAD|High: $3,847 CAD|Avg: $2,754 CAD|-2.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Wholesale Diamonds Direct
November 5, 2026
Retailer 6$1,714 CAD
Retailer 1$1,887 CAD
Retailer 3$2,179 CAD
Retailer 5$2,188 CAD
Retailer 2$2,444 CAD
Retailer 4$2,863 CAD
Retailer 9$2,919 CAD
Wholesale Diamonds Direct$3,565 CAD
Retailer 8$3,573 CAD
Retailer 7$3,578 CAD

19 data points across 10 retailers

7 retailers$1,887 CAD to $3,565 CAD

A
Cheapest Retailer
-
$1,887 CAD
A
Retailer 2
-
$2,179 CAD
View
A
Retailer 3
-
$2,188 CAD
View
A
Retailer 4
-
$2,444 CAD
View
A
Retailer 5
-
$2,863 CAD
View
A
Retailer 6
-
$2,919 CAD
View
Most Expensive
A
Wholesale Diamonds Direct
444917127 · Nov 4
$3,565 CAD
$2,553 USD
View
6 more retailers have this diamond
Prices start from $1,887 CADSave up to $1,678 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
$1,887 CAD