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Marquise|Natural|GIA

1.03ct I SI1 Marquise Natural Diamond

EX • I/SI1 • GIA 2554426093

Certificate GIA 2554426093

Diamond specifications and retailer prices

From $3,496 NZD
As of November 5, 2026
Save $4,598 NZD (57%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $8,094 NZD 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 I 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 2554426093. Listed at 13 retailers as of November 5, 2026, with prices from $3,496 to $8,094, a $4,598 spread on the same certified stone. NZ Jewellers lists it at $8,094. 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
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2554426093
Dimensions9.70 × 5.38 × 3.38 mm
L/W Ratio1.80
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Indented Natural
Top View
9.70 mm5.38 mm1.03 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2554426093
Side View
Table 63.0%CrownGirdle: STK-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 5
Current: $8,094 NZD|Low: $3,496 NZD|High: $8,469 NZD|Avg: $4,633 NZD|-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
November 6, 2026
Retailer 11$3,496 NZD
Retailer 2$3,756 NZD
Retailer 3$3,848 NZD
Retailer 12$3,871 NZD
Retailer 8$3,905 NZD
Retailer 4$3,916 NZD
Retailer 9$4,050 NZD
Retailer 5$4,183 NZD
Retailer 6$4,205 NZD
Retailer 10$4,466 NZD
Retailer 7$6,765 NZD
NZ Jewellers$8,094 NZD

31 data points across 12 retailers

13 retailers$3,496 NZD to $8,094 NZD

A
Cheapest Retailer
-
$3,496 NZD
A
Retailer 2
-
$3,756 NZD
View
A
Retailer 3
-
$3,848 NZD
View
A
Retailer 4
-
$3,871 NZD
View
A
Retailer 5
-
$3,905 NZD
View
Retailer 6
-
$3,916 NZD
View
Price last confirmed 9 days ago
A
Retailer 7
-
$4,050 NZD
View
A
Retailer 8
-
$4,183 NZD
View
A
Retailer 9
-
$4,205 NZD
View
A
Retailer 10
-
$4,466 NZD
View
Retailer 11
-
$5,036 NZD
View
Price last confirmed 32 days ago
B+
Retailer 12
-
$6,765 NZD
View
Most Expensive
B
NZ Jewellers
79f77207-86d8-4b91-b4d2-81c3930980de · Nov 5
$8,094 NZD
$4,487 USD
View
12 more retailers have this diamond
Prices start from $3,496 NZDSave up to $4,598 NZD

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
$3,496 NZD