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1.70ct D I1 Round Natural Diamond

EX • D/I1 • IGI 632487433

Shape and cutting style on the report: Round brilliant

Certificate IGI 632487433

Diamond specifications and retailer prices

From €3,659 EUR
$4,104 USD
As of November 1, 2026
Save €3,649 EUR (50%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €7,308 EUR at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.7ct natural round diamond

This 1.7ct natural round sits in the one-and-a-half to two carat band, graded D colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI 632487433. Listed at 7 retailers as of November 1, 2026, with prices from €3,659 to €7,308, a €3,649 spread on the same certified stone. NZ Jewellers lists it at €7,308. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
D
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 632487433
Dimensions7.64 × 7.69 × 4.76 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.64 mm7.69 mm1.70 ctD / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 632487433
Side View
Table 56.0%Crown 35.3°Girdle: THN-MEDPavilion 41°Culet: 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 1
Current: €7,308 EUR|Low: €3,659 EUR|High: €7,308 EUR|Avg: €4,913 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 3, 2026
Retailer 7€3,659 EUR
Retailer 9€3,807 EUR
Retailer 3€4,195 EUR
Retailer 4€4,195 EUR
Retailer 6€4,195 EUR
Retailer 2€4,728 EUR
Retailer 5€4,840 EUR
Retailer 8€6,899 EUR
NZ Jewellers€7,308 EUR

34 data points across 9 retailers

7 retailers€3,659 EUR to €7,308 EUR

A
Cheapest Retailer
-
€3,659 EUR
$4,104 USD
A
Retailer 2
-
€4,195 EUR
$4,705 USD
View
A
Retailer 3
-
€4,195 EUR
$4,705 USD
View
A
Retailer 4
-
€4,195 EUR
$4,705 USD
View
A
Retailer 5
-
€4,728 EUR
View
B+
Retailer 6
-
€4,840 EUR
$5,429 USD
View
Most Expensive
B
NZ Jewellers
64a09b3a-1a51-4aff-92b3-7f4dcd5fd489 · Nov 2
€7,308 EUR
$8,197 USD
View
6 more retailers have this diamond
Prices start from €3,659 EURSave up to €3,649 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
1.70ct Round
€3,659 EUR