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Marquise|Natural|GIA

1.00ct M SI1 Marquise Natural Diamond

EX • M/SI1 • GIA 6565227430

Certificate GIA 6565227430

Diamond specifications and retailer prices

From €901 EUR
As of November 6, 2026
Save €2,059 EUR (70%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €2,960 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 M colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6565227430. Listed at 14 retailers as of November 5, 2026, with prices from €901 to €2,960, a €2,059 spread on the same certified stone. NZ Jewellers lists it at €2,960. 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
M
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6565227430
Dimensions9.75 × 5.20 × 3.23 mm
L/W Ratio1.88
Top View
9.75 mm5.20 mm1.00 ctM / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6565227430
Side View
Table 61.0%CrownGirdle: Thick - Very ThickPavilionCulet: NoneDepth 62.1%

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: €2,960 EUR|Low: €901 EUR|High: €3,256 EUR|Avg: €1,477 EUR|-9.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 6, 2026
Retailer 13€901 EUR
Retailer 14€1,078 EUR
Retailer 11€1,125 EUR
Retailer 2€1,193 EUR
Retailer 8€1,213 EUR
Retailer 5€1,238 EUR
Retailer 6€1,254 EUR
Retailer 12€1,270 EUR
Retailer 10€1,310 EUR
Retailer 7€1,334 EUR
Retailer 3€1,401 EUR
Retailer 9€1,481 EUR
Retailer 4€1,717 EUR
NZ Jewellers€2,960 EUR

34 data points across 14 retailers

14 retailers€901 EUR to €2,960 EUR

A
Cheapest Retailer
-
€901 EUR
A
Retailer 2
-
€1,078 EUR
View
A
Retailer 3
-
€1,125 EUR
View
A
Retailer 4
-
€1,193 EUR
View
B+
Retailer 5
-
€1,213 EUR
View
Retailer 6
-
€1,238 EUR
View
Price last confirmed 8 days ago
B+
Retailer 7
-
€1,254 EUR
View
B+
Retailer 8
-
€1,270 EUR
View
B+
Retailer 9
-
€1,310 EUR
View
B+
Retailer 10
-
€1,334 EUR
View
B+
Retailer 11
-
€1,401 EUR
View
B+
Retailer 12
-
€1,481 EUR
View
B
Retailer 13
-
€1,717 EUR
View
Most Expensive
B
NZ Jewellers
a0a2c9e9-3ea4-4c0f-8327-f5c22853a230 · Nov 5
€2,960 EUR
$3,322 USD
View
13 more retailers have this diamond
Prices start from €901 EURSave up to €2,059 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
€901 EUR