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Round|Natural|IGI

1.70ct J IF Round Natural Diamond

EX • J/IF • IGI 816642340

Shape and cutting style on the report: Round brilliant

Certificate IGI 816642340

Diamond specifications and retailer prices

From $7,046 AUD
₹470,287 INR
As of November 2, 2026
Save $8,539 AUD (55%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $15,948 AUD at NZ Jewellers · As of September 10, 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 816642340. Listed at 19 retailers as of November 2, 2026, with a 121% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle41.4°
OriginNatural
Grading LabIGI
CertificateIGI 816642340
Dimensions7.67 × 7.71 × 4.73 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
7.67 mm7.71 mm1.70 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 816642340
Side View
Table 56.0%Crown 32.5°Girdle: MediumPavilion 41.4°Culet: NoneDepth 61.5%

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: $15,585 AUD|Low: $7,046 AUD|High: $15,906 AUD|Avg: $10,038 AUD|-2.0%
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
Retailer 16
November 3, 2026
Retailer 11$7,046 AUD
Retailer 5$8,182 AUD
Retailer 8$8,297 AUD
Retailer 13$8,601 AUD
Retailer 7$8,660 AUD
Retailer 2$9,057 AUD
Retailer 3$9,318 AUD
Retailer 6$9,326 AUD
Retailer 16$9,418 AUD
Retailer 10$9,460 AUD
Retailer 15$9,544 AUD
Retailer 14$9,575 AUD
Retailer 12$10,752 AUD
Retailer 4$11,527 AUD
Retailer 9$13,727 AUD
NZ Jewellers$15,585 AUD

24 data points across 16 retailers

19 retailers$7,046 AUD to $15,585 AUD

A
Cheapest Retailer
-
$7,046 AUD
₹470,287 INR
A
Retailer 2
-
$8,182 AUD
$5,734 USD
View
A
Retailer 3
-
$8,297 AUD
$5,815 USD
View
A
Retailer 4
-
$8,601 AUD
$6,028 USD
View
Final sale: no returns
A
Retailer 5
-
$8,660 AUD
$6,069 USD
View
A
Retailer 6
-
$9,057 AUD
£4,998 GBP
View
A
Retailer 7
-
$9,318 AUD
$6,530 USD
View
A
Retailer 8
-
$9,326 AUD
$6,536 USD
View
A
Retailer 9
-
$9,418 AUD
$6,600 USD
View
A
Retailer 10
-
$9,460 AUD
$6,630 USD
View
Retailer 11
-
$9,536 AUD
$6,683 USD
View
Price last confirmed 52 days ago
A
Retailer 12
-
$9,544 AUD
$6,689 USD
View
A
Retailer 13
-
$9,575 AUD
€6,391 EUR
View
B+
Retailer 14
-
$10,752 AUD
$7,535 USD
View
Retailer 15
-
$11,151 AUD
$7,815 USD
View
Price last confirmed 55 days ago
B+
Retailer 16
-
$11,527 AUD
ZAR 130,506 ZAR
View
B+
Retailer 17
-
$13,727 AUD
£7,575 GBP
View
B
Retailer 18
-
$15,585 AUD
$10,922 USD
View
Most Expensive
NZ Jewellers
623e9d02-ecd4-411e-8164-4df6e142964d · Sep 10
$15,948 AUD
$11,177 USD
View
Price last confirmed 53 days ago
18 more retailers have this diamond
Prices start from $7,046 AUDSave up to $8,539 AUD

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
$7,046 AUD