CaratHunter
Plans
Marquise|Natural|IGI

1.51ct J I1 Marquise Natural Diamond

VG • J/I1 • IGI 660411128

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 660411128

Diamond specifications and retailer prices

From €2,067 EUR
$2,318 USD
As of November 1, 2026
Save €2,760 EUR (57%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €4,827 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 660411128. Listed at 8 retailers as of October 30, 2026, with prices from €2,067 to €4,827, a €2,760 spread on the same certified stone. NZ Jewellers lists it at €4,827. 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
SymmetryVery Good
FluorescenceFaint
Crown angle39.1°
Pavilion angle40.3°
OriginNatural
Grading LabIGI
CertificateIGI 660411128
Dimensions10.58 × 6.02 × 4.00 mm
L/W Ratio1.76
Girdle conditionFaceted
Culet sizePointed
Top View
10.58 mm6.02 mm1.51 ctJ / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateIGI 660411128
Side View
Table 58.0%Crown 39.1°Girdle: ThickPavilion 40.3°Culet: NoneDepth 66.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €4,827 EUR|Low: €1,344 EUR|High: €4,827 EUR|Avg: €2,623 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 10€1,344 EUR
Retailer 5€2,067 EUR
Retailer 3€2,308 EUR
Retailer 7€2,308 EUR
Retailer 4€2,415 EUR
Retailer 6€2,433 EUR
Retailer 8€2,664 EUR
Retailer 9€2,747 EUR
Retailer 2€2,882 EUR
NZ Jewellers€4,827 EUR

20 data points across 10 retailers

8 retailers€2,067 EUR to €4,827 EUR

B+
Cheapest Retailer
-
€2,067 EUR
$2,318 USD
B+
Retailer 2
-
€2,308 EUR
$2,589 USD
View
B+
Retailer 3
-
€2,308 EUR
$2,589 USD
View
B+
Retailer 4
-
€2,415 EUR
$2,709 USD
View
B+
Retailer 5
-
€2,433 EUR
$2,729 USD
View
B+
Retailer 6
-
€2,664 EUR
$2,988 USD
View
B+
Retailer 7
-
€2,882 EUR
View
Most Expensive
B+
NZ Jewellers
9c4533ac-9271-4c89-8af5-dd7c553a46b4 · Oct 30
€4,827 EUR
$5,414 USD
View
7 more retailers have this diamond
Prices start from €2,067 EURSave up to €2,760 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.

B+
1.51ct Marquise
€2,067 EUR