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Marquise|Natural|GIA

1.03ct K SI2 Marquise Natural Diamond

EX • K/SI2 • GIA 1558637331

Certificate GIA 1558637331

Diamond specifications and retailer prices

From $2,260 CAD
As of November 4, 2026
Save $3,672 CAD (62%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $5,931 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 1558637331. Listed at 11 retailers as of November 4, 2026, with prices from $2,260 to $5,931, a $3,672 spread on the same certified stone. NZ Jewellers lists it at $5,931. 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
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1558637331
Dimensions10.33 × 5.25 × 3.28 mm
L/W Ratio1.97
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
10.33 mm5.25 mm1.03 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1558637331
Side View
Table 61.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 62.5%

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 4
Current: $5,931 CAD|Low: $2,154 CAD|High: $6,165 CAD|Avg: $3,008 CAD|-3.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 3$2,260 CAD
Retailer 10$2,271 CAD
Retailer 9$2,431 CAD
Retailer 11$2,455 CAD
Retailer 2$2,487 CAD
Retailer 7$2,545 CAD
Retailer 4$2,605 CAD
Retailer 5$2,698 CAD
Retailer 8$2,806 CAD
Retailer 6$4,248 CAD
NZ Jewellers$5,931 CAD

35 data points across 11 retailers

11 retailers$2,260 CAD to $5,931 CAD

A
Cheapest Retailer
-
$2,260 CAD
A
Retailer 2
-
$2,271 CAD
View
A
Retailer 3
-
$2,431 CAD
View
Retailer 4
-
$2,455 CAD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$2,487 CAD
View
A
Retailer 6
-
$2,545 CAD
View
A
Retailer 7
-
$2,605 CAD
View
A
Retailer 8
-
$2,698 CAD
View
A
Retailer 9
-
$2,806 CAD
View
B
Retailer 10
-
$4,248 CAD
View
Most Expensive
B
NZ Jewellers
517901f1-8871-46ff-b3a7-85dfedceebc3 · Nov 5
$5,931 CAD
$4,247 USD
View
10 more retailers have this diamond
Prices start from $2,260 CADSave up to $3,672 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
$2,260 CAD