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Marquise|Natural|GIA

1.00ct I SI2 Marquise Natural Diamond

EX • I/SI2 • GIA 6552638482

Certificate GIA 6552638482

Diamond specifications and retailer prices

From €1,513 EUR
As of November 6, 2026
Save €2,692 EUR (64%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €4,205 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552638482. Listed at 15 retailers as of November 5, 2026, with prices from €1,513 to €4,205, a €2,692 spread on the same certified stone. NZ Jewellers lists it at €4,205. 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

1.00
Carat
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552638482
Dimensions9.55 × 4.89 × 3.38 mm
L/W Ratio1.95
Culet sizeNone
Key to symbols
Feather, Crystal, Needle, Indented Natural
Top View
9.55 mm4.89 mm1.00 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552638482
Side View
Table 63.0%CrownGirdle: XTKPavilionCulet: NoneDepth 69.1%

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 6
Current: €4,205 EUR|Low: €1,513 EUR|High: €4,205 EUR|Avg: €2,296 EUR
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 7, 2026
Retailer 10€1,513 EUR
Retailer 8€1,604 EUR
Retailer 4€1,856 EUR
Retailer 5€1,978 EUR
Retailer 3€2,012 EUR
Retailer 6€2,099 EUR
Retailer 12€2,105 EUR
Retailer 2€2,207 EUR
Retailer 11€2,321 EUR
Retailer 7€2,497 EUR
Retailer 9€3,524 EUR
NZ Jewellers€4,205 EUR

29 data points across 12 retailers

15 retailers€1,513 EUR to €4,205 EUR

A
Cheapest Retailer
-
€1,513 EUR
A
Retailer 2
-
€1,604 EUR
View
B+
Retailer 3
-
€1,835 EUR
View
B+
Retailer 4
-
€1,856 EUR
View
Final sale: no returns
A
Retailer 5
-
€1,978 EUR
View
A
Retailer 6
-
€2,012 EUR
View
B+
Retailer 7
-
€2,033 EUR
View
B+
Retailer 8
-
€2,099 EUR
View
B+
Retailer 9
-
€2,105 EUR
View
B+
Retailer 10
-
€2,199 EUR
View
B+
Retailer 11
-
€2,207 EUR
View
B+
Retailer 12
-
€2,321 EUR
View
B+
Retailer 13
-
€2,497 EUR
View
B
Retailer 14
-
€3,524 EUR
View
Most Expensive
B
NZ Jewellers
d60821ea-313c-472b-a024-58fc69bba7d5 · Nov 5
€4,205 EUR
$4,695 USD
View
14 more retailers have this diamond
Prices start from €1,513 EURSave up to €2,692 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
1.00ct Marquise
€1,513 EUR