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Marquise|Natural|GIA

1.00ct I SI2 Marquise Natural Diamond

EX • I/SI2 • GIA 1563236191

Certificate GIA 1563236191

Diamond specifications and retailer prices

From $2,288 CAD
As of November 6, 2026
Save $3,894 CAD (63%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,181 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 1563236191. Listed at 13 retailers as of November 5, 2026, with prices from $2,288 to $6,181, a $3,894 spread on the same certified stone. NZ Jewellers lists it at $6,181. 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
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1563236191
Dimensions10.03 × 5.28 × 3.32 mm
L/W Ratio1.90
Culet sizeNone
Key to symbols
Crystal, Feather, Cavity, Needle, Indented Natural
Top View
10.03 mm5.28 mm1.00 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1563236191
Side View
Table 60.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 62.8%

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: $6,181 CAD|Low: $2,269 CAD|High: $6,466 CAD|Avg: $3,377 CAD|-4.4%
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 8$2,288 CAD
Retailer 2$2,293 CAD
Retailer 12$2,695 CAD
Retailer 4$2,729 CAD
Retailer 6$2,906 CAD
Retailer 11$2,957 CAD
Retailer 5$2,983 CAD
Retailer 10$3,093 CAD
Retailer 3$3,179 CAD
Retailer 13$3,226 CAD
Retailer 9$3,412 CAD
Retailer 7$5,166 CAD
NZ Jewellers$6,181 CAD

29 data points across 13 retailers

13 retailers$2,288 CAD to $6,181 CAD

A
Cheapest Retailer
-
$2,288 CAD
A
Retailer 2
-
$2,293 CAD
View
Retailer 3
-
$2,695 CAD
View
Price last confirmed 9 days ago
B+
Retailer 4
-
$2,729 CAD
View
Final sale: no returns
A
Retailer 5
-
$2,906 CAD
View
A
Retailer 6
-
$2,957 CAD
View
A
Retailer 7
-
$2,983 CAD
View
A
Retailer 8
-
$3,093 CAD
View
Retailer 9
-
$3,179 CAD
View
Price last confirmed 10 days ago
A
Retailer 10
-
$3,226 CAD
View
A
Retailer 11
-
$3,412 CAD
View
B
Retailer 12
-
$5,166 CAD
View
Most Expensive
B
NZ Jewellers
62d3d143-62ec-48a2-b605-e415e9463bd0 · Nov 5
$6,181 CAD
$4,426 USD
View
12 more retailers have this diamond
Prices start from $2,288 CADSave up to $3,894 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
$2,288 CAD