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Marquise|Natural|GIA

1.00ct I SI2 Marquise Natural Diamond

EX • I/SI2 • GIA 6552638482

Certificate GIA 6552638482

Diamond specifications and retailer prices

From $2,359 CAD
As of November 6, 2026
Save $4,198 CAD (64%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $6,557 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 top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552638482. Listed at 15 retailers as of November 5, 2026, with prices from $2,359 to $6,557, a $4,198 spread on the same certified stone. NZ Jewellers lists it at $6,557. 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
I
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552638482
Dimensions9.55 × 4.89 × 3.38 mm
L/W Ratio1.95
Culet sizeNone
Key to symbols
Feather, Crystal, Needle, Indented Natural
Top View
9.55 mm4.89 mm1.00 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552638482
Side View
Table 63.0%CrownGirdle: XTKPavilionCulet: NoneDepth 69.1%

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: Nov 6
Current: $6,557 CAD|Low: $2,359 CAD|High: $6,557 CAD|Avg: $3,577 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
November 6, 2026
Retailer 10$2,359 CAD
Retailer 7$2,501 CAD
Retailer 4$2,894 CAD
Retailer 2$3,084 CAD
Retailer 3$3,137 CAD
Retailer 5$3,272 CAD
Retailer 12$3,282 CAD
Retailer 8$3,441 CAD
Retailer 11$3,619 CAD
Retailer 6$3,894 CAD
Retailer 9$5,494 CAD
NZ Jewellers$6,557 CAD

28 data points across 12 retailers

15 retailers$2,359 CAD to $6,557 CAD

A
Cheapest Retailer
-
$2,359 CAD
A
Retailer 2
-
$2,501 CAD
View
B+
Retailer 3
-
$2,862 CAD
View
B+
Retailer 4
-
$2,894 CAD
View
Final sale: no returns
A
Retailer 5
-
$3,084 CAD
View
A
Retailer 6
-
$3,137 CAD
View
B+
Retailer 7
-
$3,170 CAD
View
B+
Retailer 8
-
$3,272 CAD
View
B+
Retailer 9
-
$3,282 CAD
View
B+
Retailer 10
-
$3,429 CAD
View
B+
Retailer 11
-
$3,441 CAD
View
B+
Retailer 12
-
$3,619 CAD
View
B+
Retailer 13
-
$3,894 CAD
View
B
Retailer 14
-
$5,494 CAD
View
Most Expensive
B
NZ Jewellers
d60821ea-313c-472b-a024-58fc69bba7d5 · Nov 5
$6,557 CAD
$4,695 USD
View
14 more retailers have this diamond
Prices start from $2,359 CADSave up to $4,198 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
$2,359 CAD