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Marquise|Natural|IGI

1.21ct J SI1 Marquise Natural Diamond

VG • J/SI1 • IGI 743559060

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 743559060

Diamond specifications and retailer prices

From €1,777 EUR
As of November 6, 2026
Save €2,248 EUR (56%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €4,025 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural marquise diamond

This 1.21ct natural marquise sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 743559060. Listed at 18 retailers as of November 5, 2026, with prices from €1,777 to €4,025, a €2,248 spread on the same certified stone. NZ Jewellers lists it at €4,025. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.21
Carat
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle43.4°
Pavilion angle39.1°
OriginNatural
Grading LabIGI
CertificateIGI 743559060
Dimensions10.98 × 5.45 × 3.37 mm
L/W Ratio2.01
Girdle conditionFaceted
Top View
10.98 mm5.45 mm1.21 ctJ / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 743559060
Side View
Table 60.0%Crown 43.4°Girdle: THN-STKPavilion 39.1°Culet: NoneDepth 61.8%

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 6
Current: €4,025 EUR|Low: €1,777 EUR|High: €4,025 EUR|Avg: €2,204 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
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 6, 2026
Retailer 5€1,777 EUR
Retailer 6€1,785 EUR
Retailer 16€1,787 EUR
Retailer 10€1,791 EUR
Retailer 9€1,843 EUR
Retailer 11€1,867 EUR
Retailer 4€1,926 EUR
Retailer 18€1,926 EUR
Retailer 8€2,013 EUR
Retailer 3€2,014 EUR
Retailer 17€2,049 EUR
Retailer 14€2,128 EUR
Retailer 2€2,141 EUR
Retailer 7€2,221 EUR
Retailer 13€2,350 EUR
Retailer 12€2,615 EUR
Retailer 15€3,364 EUR
NZ Jewellers€4,025 EUR

26 data points across 18 retailers

18 retailers€1,777 EUR to €4,025 EUR

B+
Cheapest Retailer
-
€1,777 EUR
Final sale: no returns
A
Retailer 2
-
€1,785 EUR
View
A
Retailer 3
-
€1,787 EUR
View
A
Retailer 4
-
€1,791 EUR
View
A
Retailer 5
-
€1,843 EUR
View
A
Retailer 6
-
€1,867 EUR
View
A
Retailer 7
-
€1,926 EUR
View
Retailer 8
-
€1,926 EUR
View
Price last confirmed 9 days ago
A
Retailer 9
-
€2,013 EUR
View
B+
Retailer 10
-
€2,014 EUR
View
B+
Retailer 11
-
€2,049 EUR
View
B+
Retailer 12
-
€2,128 EUR
View
B+
Retailer 13
-
€2,141 EUR
View
B+
Retailer 14
-
€2,221 EUR
View
B+
Retailer 15
-
€2,350 EUR
View
B
Retailer 16
-
€2,615 EUR
View
B
Retailer 17
-
€3,364 EUR
View
Most Expensive
B
NZ Jewellers
a59d7b72-179e-449d-a06b-0a4d91e7de12 · Nov 5
€4,025 EUR
$4,494 USD
View
17 more retailers have this diamond
Prices start from €1,777 EURSave up to €2,248 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
1.21ct Marquise
€1,777 EUR