Marquise|Natural|GIA

1.01ct H SI1 Marquise Natural Diamond

EX • H/SI1 • GIA 6551026609

Certificate GIA 6551026609

Diamond specifications and retailer prices

From $4,321 CAD
As of November 5, 2026
Save $5,041 CAD (54%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $9,362 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural marquise diamond

This 1.01ct natural marquise sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551026609. Listed at 19 retailers as of November 5, 2026, with prices from $4,321 to $9,362, a $5,041 spread on the same certified stone. NZ Jewellers lists it at $9,362. 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

1.01
Carat
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle34.92°
OriginNatural
Grading LabGIA
CertificateGIA 6551026609
Dimensions10.13 × 5.37 × 3.26 mm
L/W Ratio1.89
Top View
10.13 mm5.37 mm1.01 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6551026609
Side View
Table 60.0%Crown 34.92°Girdle: MED-THKPavilionCulet: NoneDepth 60.7%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: $5,213 CAD|Low: $4,321 CAD|High: $9,095 CAD|Avg: $5,749 CAD|-1.8%
Retailer 1
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 9$4,321 CAD
Retailer 10$4,691 CAD
Retailer 4$5,055 CAD
Retailer 12$5,193 CAD
Retailer 1$5,213 CAD
Retailer 6$5,410 CAD
Retailer 3$5,514 CAD
Retailer 2$5,697 CAD
Retailer 11$5,756 CAD
Retailer 5$5,892 CAD
Retailer 7$6,559 CAD
Retailer 8$8,987 CAD

37 data points across 12 retailers

19 retailers$4,321 CAD to $9,362 CAD

B+
Cheapest Retailer
-
$4,321 CAD
B+
Retailer 2
-
$4,691 CAD
View
B+
Retailer 3
-
$4,868 CAD
View
Retailer 4
-
$4,868 CAD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$5,055 CAD
View
B+
Retailer 6
-
$5,193 CAD
View
B+
Retailer 7
-
$5,213 CAD
View
B+
Retailer 8
-
$5,214 CAD
View
B+
Retailer 9
-
$5,410 CAD
View
B
Retailer 10
-
$5,514 CAD
View
B
Retailer 11
-
$5,514 CAD
View
B
Retailer 12
-
$5,618 CAD
View
B
Retailer 13
-
$5,697 CAD
View
Retailer 14
-
$5,756 CAD
View
Price last confirmed 29 days ago
B
Retailer 15
-
$5,892 CAD
View
Retailer 16
-
$6,084 CAD
View
Price last confirmed 14 days ago
B
Retailer 17
-
$6,559 CAD
View
B
Retailer 18
-
$8,987 CAD
View
Most Expensive
B
NZ Jewellers
e1f01791-b8dc-4b1a-9a3c-d67418633c41 · Nov 5
$9,362 CAD
$6,656 USD
View
18 more retailers have this diamond
Prices start from $4,321 CADSave up to $5,041 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+
1.01ct Marquise
$4,321 CAD