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1.02ct J SI2 Round Natural Diamond

EX • J/SI2 • IGI 462152446

Shape and cutting style on the report: Round brilliant

Certificate IGI 462152446

Diamond specifications and retailer prices

From $1,910 NZD
As of October 31, 2026
Save $4,607 NZD (71%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,517 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.02ct natural round diamond

This 1.02ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 462152446. Listed at 12 retailers as of October 31, 2026, with prices from $1,910 to $6,517, a $4,607 spread on the same certified stone. NZ Jewellers lists it at $6,517. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.02
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle41.3°
OriginNatural
Grading LabIGI
CertificateIGI 462152446
Dimensions6.45 × 6.41 × 4.00 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.45 mm6.41 mm1.02 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 462152446
Side View
Table 57.5%Crown 34.7°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.2%

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: Oct 31
Current: $6,517 NZD|Low: $1,905 NZD|High: $6,517 NZD|Avg: $3,243 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 6$1,910 NZD
Retailer 8$2,466 NZD
Retailer 7$2,507 NZD
Retailer 3$2,672 NZD
Retailer 10$2,672 NZD
Retailer 5$2,677 NZD
Retailer 9$2,796 NZD
Retailer 11$3,083 NZD
Retailer 2$3,283 NZD
Retailer 4$4,668 NZD
NZ Jewellers$6,517 NZD

40 data points across 11 retailers

12 retailers$1,910 NZD to $6,517 NZD

A
Cheapest Retailer
-
$1,910 NZD
A
Retailer 2
-
$2,466 NZD
View
Final sale: no returns
B+
Retailer 3
-
$2,507 NZD
View
Retailer 4
-
$2,672 NZD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$2,672 NZD
View
A
Retailer 6
-
$2,677 NZD
View
B+
Retailer 7
-
$2,796 NZD
View
B+
Retailer 8
-
$2,917 NZD
View
B+
Retailer 9
-
$3,083 NZD
View
B+
Retailer 10
-
$3,283 NZD
View
B
Retailer 11
-
$4,668 NZD
View
Most Expensive
B
NZ Jewellers
519385db-0116-4237-8da2-37a00eebcad9 · Nov 5
$6,517 NZD
$3,613 USD
View
11 more retailers have this diamond
Prices start from $1,910 NZDSave up to $4,607 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.

A
1.02ct Round
$1,910 NZD