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Round|Natural|IGI

1.70ct J IF Round Natural Diamond

EX • J/IF • IGI 612327178

Shape and cutting style on the report: Round brilliant

Certificate IGI 612327178

Diamond specifications and retailer prices

From €5,167 EUR
$5,795 USD
As of November 1, 2026
Save €4,807 EUR (48%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €9,973 EUR at NZ Jewellers · As of October 30, 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 J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 612327178. Listed at 15 retailers as of October 30, 2026, with prices from €5,167 to €9,973, a €4,807 spread on the same certified stone. NZ Jewellers lists it at €9,973. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
J
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 612327178
Dimensions7.61 × 7.56 × 4.78 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.61 mm7.56 mm1.70 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 612327178
Side View
Table 55.0%Crown 36.7°Girdle: MediumPavilion 40.6°Culet: NoneDepth 63.1%

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: €9,973 EUR|Low: €5,045 EUR|High: €9,973 EUR|Avg: €6,479 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
November 2, 2026
Retailer 12€5,167 EUR
Retailer 15€5,201 EUR
Retailer 14€5,504 EUR
Retailer 6€5,505 EUR
Retailer 3€5,532 EUR
Retailer 8€5,796 EUR
Retailer 2€5,896 EUR
Retailer 7€5,963 EUR
Retailer 13€6,055 EUR
Retailer 4€6,105 EUR
Retailer 10€6,487 EUR
Retailer 5€6,880 EUR
Retailer 11€7,327 EUR
Retailer 9€8,786 EUR
NZ Jewellers€9,973 EUR

37 data points across 15 retailers

15 retailers€5,167 EUR to €9,973 EUR

A
Cheapest Retailer
-
€5,167 EUR
$5,795 USD
A
Retailer 2
-
€5,201 EUR
$5,833 USD
View
A
Retailer 3
-
€5,504 EUR
$6,173 USD
View
Final sale: no returns
A
Retailer 4
-
€5,505 EUR
$6,174 USD
View
A
Retailer 5
-
€5,532 EUR
$6,205 USD
View
A
Retailer 6
-
€5,796 EUR
£5,119 GBP
View
A
Retailer 7
-
€5,896 EUR
£5,207 GBP
View
A
Retailer 8
-
€5,963 EUR
$6,688 USD
View
A
Retailer 9
-
€6,055 EUR
$6,791 USD
View
B+
Retailer 10
-
€6,105 EUR
$6,848 USD
View
B+
Retailer 11
-
€6,487 EUR
View
B+
Retailer 12
-
€6,880 EUR
$7,717 USD
View
B+
Retailer 13
-
€7,327 EUR
ZAR 132,755 ZAR
View
B+
Retailer 14
-
€8,786 EUR
£7,759 GBP
View
Most Expensive
B
NZ Jewellers
698de770-00d1-4d62-b27b-5cad6c92c3de · Oct 30
€9,973 EUR
$11,186 USD
View
14 more retailers have this diamond
Prices start from €5,167 EURSave up to €4,807 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
€5,167 EUR