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Marquise|Natural|IGI

1.51ct J I1 Marquise Natural Diamond

VG • J/I1 • IGI 811694598

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 811694598

Diamond specifications and retailer prices

From €1,826 EUR
₹195,083 INR
As of November 2, 2026
Save €2,985 EUR (62%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €4,811 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and I1 clarity (included), with a very-good cut grade and certified by IGI 811694598. Listed at 10 retailers as of October 30, 2026, with prices from €1,826 to €4,811, a €2,985 spread on the same certified stone. NZ Jewellers lists it at €4,811. 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

1.51
Carat
J
Color
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.3°
Pavilion angle37.1°
OriginNatural
Grading LabIGI
CertificateIGI 811694598
Dimensions11.41 × 5.98 × 3.67 mm
L/W Ratio1.91
Girdle conditionFaceted
Top View
11.41 mm5.98 mm1.51 ctJ / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 811694598
Side View
Table 58.0%Crown 42.3°Girdle: MED-THKPavilion 37.1°Culet: NoneDepth 61.4%

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: €4,811 EUR|Low: €1,826 EUR|High: €4,952 EUR|Avg: €2,470 EUR|-2.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 2€1,826 EUR
Retailer 3€1,979 EUR
Retailer 5€2,060 EUR
Retailer 4€2,119 EUR
Retailer 9€2,125 EUR
Retailer 6€2,301 EUR
Retailer 8€2,301 EUR
Retailer 7€2,407 EUR
Retailer 10€2,655 EUR
NZ Jewellers€4,811 EUR

12 data points across 10 retailers

10 retailers€1,826 EUR to €4,811 EUR

A
Cheapest Retailer
-
€1,826 EUR
₹195,083 INR
A
Retailer 2
-
€1,979 EUR
$2,220 USD
View
B+
Retailer 3
-
€2,060 EUR
$2,311 USD
View
B+
Retailer 4
-
€2,119 EUR
$2,377 USD
View
B+
Retailer 5
-
€2,125 EUR
$2,383 USD
View
Final sale: no returns
B+
Retailer 6
-
€2,301 EUR
$2,581 USD
View
B+
Retailer 7
-
€2,301 EUR
$2,581 USD
View
B+
Retailer 8
-
€2,407 EUR
$2,700 USD
View
B+
Retailer 9
-
€2,655 EUR
$2,978 USD
View
Most Expensive
B+
NZ Jewellers
556e692e-8569-4c8f-bf0f-7ca0389884d8 · Oct 30
€4,811 EUR
$5,396 USD
View
9 more retailers have this diamond
Prices start from €1,826 EURSave up to €2,985 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
1.51ct Marquise
€1,826 EUR