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Marquise|Natural|GIA

1.00ct F SI2 Marquise Natural Diamond

EX • F/SI2 • GIA 2557785905

Certificate GIA 2557785905

Diamond specifications and retailer prices

From $4,460 CAD
As of November 5, 2026
Save $5,203 CAD (54%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $9,663 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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2557785905. Listed at 14 retailers as of November 5, 2026, with prices from $4,460 to $9,663, a $5,203 spread on the same certified stone. NZ Jewellers lists it at $9,663. 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
F
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557785905
Dimensions10.00 × 5.22 × 3.34 mm
L/W Ratio1.92
Girdle conditionFaceted
Culet sizeNone
Top View
10.00 mm5.22 mm1.00 ctF / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2557785905
Side View
Table 62.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 64.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $5,453 CAD|Low: $4,460 CAD|High: $9,386 CAD|Avg: $5,579 CAD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 7$4,460 CAD
Retailer 5$4,529 CAD
Retailer 2$4,649 CAD
Retailer 8$4,719 CAD
Retailer 10$5,024 CAD
Retailer 9$5,218 CAD
Retailer 1$5,453 CAD
Retailer 4$5,584 CAD
Retailer 3$6,085 CAD
Retailer 6$9,274 CAD

43 data points across 10 retailers

14 retailers$4,460 CAD to $9,663 CAD

B+
Cheapest Retailer
-
$4,460 CAD
B+
Retailer 2
-
$4,529 CAD
View
B+
Retailer 3
-
$4,649 CAD
View
B+
Retailer 4
-
$4,719 CAD
View
B+
Retailer 5
-
$5,024 CAD
View
Retailer 6
-
$5,024 CAD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$5,218 CAD
View
B+
Retailer 8
-
$5,453 CAD
View
B
Retailer 9
-
$5,584 CAD
View
B
Retailer 10
-
$5,798 CAD
View
B+
Retailer 11
-
$6,085 CAD
View
Retailer 12
-
$6,279 CAD
View
Price last confirmed 14 days ago
B
Retailer 13
-
$9,274 CAD
View
Most Expensive
B
NZ Jewellers
f7c2cd6e-a9fd-43ed-a2d8-cd0186ba7a74 · Nov 5
$9,663 CAD
$6,870 USD
View
13 more retailers have this diamond
Prices start from $4,460 CADSave up to $5,203 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.

B+
1.00ct Marquise
$4,460 CAD