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Marquise|Natural|GIA

1.03ct K SI2 Marquise Natural Diamond

EX • K/SI2 • GIA 6551278764

Certificate GIA 6551278764

Diamond specifications and retailer prices

From $1,591 CAD
As of November 6, 2026
Save $3,408 CAD (68%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,998 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.03ct natural marquise diamond

This 1.03ct natural marquise sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551278764. Listed at 17 retailers as of November 5, 2026, with prices from $1,591 to $4,998, a $3,408 spread on the same certified stone. NZ Jewellers lists it at $4,998. 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

1.03
Carat
K
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551278764
Dimensions10.35 × 5.16 × 3.31 mm
L/W Ratio2.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle, Indented Natural, Natural
Top View
10.35 mm5.16 mm1.03 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6551278764
Side View
Table 61.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 64.1%

Caratlytics Score

How it works →
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 6
Current: $2,096 CAD|Low: $1,591 CAD|High: $3,609 CAD|Avg: $2,344 CAD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8$1,591 CAD
Retailer 7$1,642 CAD
Retailer 1$2,096 CAD
Retailer 9$2,140 CAD
Retailer 2$2,144 CAD
Retailer 3$2,262 CAD
Retailer 5$2,262 CAD
Retailer 10$2,702 CAD
Retailer 4$2,838 CAD
Retailer 6$3,581 CAD

29 data points across 10 retailers

17 retailers$1,591 CAD to $4,998 CAD

A
Cheapest Retailer
-
$1,591 CAD
A
Retailer 2
-
$1,642 CAD
View
A
Retailer 3
-
$1,899 CAD
View
B+
Retailer 4
-
$2,049 CAD
View
Retailer 5
-
$2,049 CAD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$2,096 CAD
View
A
Retailer 7
-
$2,140 CAD
View
B+
Retailer 8
-
$2,144 CAD
View
B+
Retailer 9
-
$2,186 CAD
View
B+
Retailer 10
-
$2,262 CAD
View
A
Retailer 11
-
$2,262 CAD
View
B+
Retailer 12
-
$2,364 CAD
View
B+
Retailer 13
-
$2,702 CAD
View
B+
Retailer 14
-
$2,838 CAD
View
B+
Retailer 15
-
$3,133 CAD
View
B+
Retailer 16
-
$3,581 CAD
View
Most Expensive
B
NZ Jewellers
bd7bb135-aa6a-4cf1-ab98-94b077c77aa8 · Nov 5
$4,998 CAD
$3,579 USD
View
16 more retailers have this diamond
Prices start from $1,591 CADSave up to $3,408 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
1.03ct Marquise
$1,591 CAD