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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 €1,736 EUR
As of November 5, 2026
Save €2,283 EUR (57%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €4,019 EUR 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 €1,736 to €4,019, a €2,283 spread on the same certified stone. NZ Jewellers lists it at €4,019. 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: €4,019 EUR|Low: €1,736 EUR|High: €4,205 EUR|Avg: €2,300 EUR|-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€1,736 EUR
Retailer 2€1,865 EUR
Retailer 3€1,910 EUR
Retailer 12€1,922 EUR
Retailer 8€1,939 EUR
Retailer 4€1,944 EUR
Retailer 9€2,011 EUR
Retailer 5€2,077 EUR
Retailer 6€2,088 EUR
Retailer 10€2,218 EUR
Retailer 7€3,359 EUR
NZ Jewellers€4,019 EUR

31 data points across 12 retailers

13 retailers€1,736 EUR to €4,019 EUR

A
Cheapest Retailer
-
€1,736 EUR
A
Retailer 2
-
€1,865 EUR
View
A
Retailer 3
-
€1,910 EUR
View
A
Retailer 4
-
€1,922 EUR
View
A
Retailer 5
-
€1,939 EUR
View
Retailer 6
-
€1,944 EUR
View
Price last confirmed 9 days ago
A
Retailer 7
-
€2,011 EUR
View
A
Retailer 8
-
€2,077 EUR
View
A
Retailer 9
-
€2,088 EUR
View
A
Retailer 10
-
€2,218 EUR
View
Retailer 11
-
€2,501 EUR
View
Price last confirmed 32 days ago
B+
Retailer 12
-
€3,359 EUR
View
Most Expensive
B
NZ Jewellers
79f77207-86d8-4b91-b4d2-81c3930980de · Nov 5
€4,019 EUR
$4,487 USD
View
12 more retailers have this diamond
Prices start from €1,736 EURSave up to €2,283 EUR

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
€1,736 EUR