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Marquise|Natural|IGI

1.00ct I I1 Marquise Natural Diamond

VG • I/I1 • IGI 811694575

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 811694575

Diamond specifications and retailer prices

From €679 EUR
₹72,527 INR
As of November 2, 2026
Save €2,051 EUR (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €2,730 EUR at NZ Jewellers · As of October 30, 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 I1 clarity (included), with a very-good cut grade and certified by IGI 811694575. Listed at 9 retailers as of October 30, 2026, with prices from €679 to €2,730, a €2,051 spread on the same certified stone. NZ Jewellers lists it at €2,730. 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

1.00
Carat
I
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle42.8°
Pavilion angle36.2°
OriginNatural
Grading LabIGI
CertificateIGI 811694575
Dimensions9.44 × 5.11 × 3.30 mm
L/W Ratio1.85
Girdle conditionFaceted
Top View
9.44 mm5.11 mm1.00 ctI / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 811694575
Side View
Table 61.0%Crown 42.8°Girdle: MED-THKPavilion 36.2°CuletDepth 64.6%

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 2
Current: €2,730 EUR|Low: €678 EUR|High: €2,767 EUR|Avg: €1,122 EUR|+24.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 2€679 EUR
Retailer 9€851 EUR
Retailer 4€870 EUR
Retailer 7€870 EUR
Retailer 8€900 EUR
Retailer 5€904 EUR
Retailer 6€1,005 EUR
Retailer 3€1,224 EUR
NZ Jewellers€2,730 EUR

19 data points across 9 retailers

9 retailers€679 EUR to €2,730 EUR

A
Cheapest Retailer
-
€679 EUR
₹72,527 INR
B+
Retailer 2
-
€851 EUR
$955 USD
View
Price last confirmed 7 days ago
B+
Retailer 3
-
€870 EUR
$976 USD
View
B+
Retailer 4
-
€870 EUR
$976 USD
View
B+
Retailer 5
-
€900 EUR
$1,009 USD
View
B+
Retailer 6
-
€904 EUR
$1,014 USD
View
B+
Retailer 7
-
€1,005 EUR
$1,127 USD
View
B+
Retailer 8
-
€1,224 EUR
View
Most Expensive
B
NZ Jewellers
1f1cecb0-ab4d-4f1f-9e4f-a06c731f2f4f · Oct 30
€2,730 EUR
$3,062 USD
View
8 more retailers have this diamond
Prices start from €679 EURSave up to €2,051 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
€679 EUR