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Round|Natural|IGI

0.85ct J I1 Round Natural Diamond

EX • J/I1 • IGI 585324856

Shape and cutting style on the report: Round brilliant

Certificate IGI 585324856

Diamond specifications and retailer prices

From $1,409 NZD
$794 USD
As of October 29, 2026
Save $3,471 NZD (71%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $4,879 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.85ct natural round diamond

This 0.85ct natural round sits in the just-under-one-carat band, graded J colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI 585324856. Listed at 8 retailers as of October 30, 2026, with prices from $1,409 to $4,879, a $3,471 spread on the same certified stone. NZ Jewellers lists it at $4,879. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.85
Carat
J
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle33.7°
Pavilion angle40.9°
OriginNatural
Grading LabIGI
CertificateIGI 585324856
Dimensions6.18 × 6.21 × 3.67 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeAbraded
Top View
6.18 mm6.21 mm0.85 ctJ / I1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateIGI 585324856
Side View
Table 58.0%Crown 33.7°Girdle: THN-MEDPavilion 40.9°Culet: ABRDepth 59.3%

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: Oct 29
Current: $4,879 NZD|Low: $1,171 NZD|High: $4,879 NZD|Avg: $2,065 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 3$1,171 NZD
Retailer 6$1,409 NZD
Retailer 8$1,409 NZD
Retailer 10$1,430 NZD
Retailer 4$1,464 NZD
Retailer 7$1,627 NZD
Retailer 2$2,183 NZD
Retailer 5$2,190 NZD
Retailer 9$2,243 NZD
Retailer 11$2,580 NZD
NZ Jewellers$4,879 NZD

21 data points across 11 retailers

8 retailers$1,409 NZD to $4,879 NZD

B+
Cheapest Retailer
-
$1,409 NZD
$794 USD
B+
Retailer 2
-
$1,409 NZD
$794 USD
View
B+
Retailer 3
-
$1,430 NZD
$806 USD
View
B+
Retailer 4
-
$1,464 NZD
$825 USD
View
B+
Retailer 5
-
$1,627 NZD
$917 USD
View
B
Retailer 6
-
$2,183 NZD
€1,172 EUR
View
B
Retailer 7
-
$2,190 NZD
$1,234 USD
View
Most Expensive
C
NZ Jewellers
41b81179-86d4-47c7-9c05-d5bb7132809f · Oct 30
$4,879 NZD
$2,750 USD
View
7 more retailers have this diamond
Prices start from $1,409 NZDSave up to $3,471 NZD

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+
0.85ct Round
$1,409 NZD