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Round|Natural|IGI

1.02ct J VS1 Round Natural Diamond

EX • J/VS1 • IGI 478135271

Shape and cutting style on the report: Round brilliant

Certificate IGI 478135271

Diamond specifications and retailer prices

From $2,720 NZD
As of November 4, 2026
Save $4,469 NZD (62%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $7,189 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 478135271. Listed at 15 retailers as of November 4, 2026, with prices from $2,720 to $7,189, a $4,469 spread on the same certified stone. NZ Jewellers lists it at $7,189. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.3°
Pavilion angle41.1°
OriginNatural
Grading LabIGI
CertificateIGI 478135271
Dimensions6.44 × 6.48 × 3.94 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
6.44 mm6.48 mm1.02 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 478135271
Side View
Table 60.0%Crown 34.3°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.0%

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 4
Current: $7,189 NZD|Low: $2,492 NZD|High: $7,189 NZD|Avg: $3,562 NZD
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
Retailer 17
November 6, 2026
Retailer 15$2,720 NZD
Retailer 13$2,731 NZD
Retailer 17$2,731 NZD
Retailer 4$2,789 NZD
Retailer 7$2,948 NZD
Retailer 16$2,948 NZD
Retailer 5$3,083 NZD
Retailer 9$3,190 NZD
Retailer 2$3,305 NZD
Retailer 8$3,335 NZD
Retailer 6$3,401 NZD
Retailer 10$3,512 NZD
Retailer 12$3,597 NZD
Retailer 11$3,992 NZD
Retailer 3$4,202 NZD
Retailer 14$5,191 NZD
NZ Jewellers$7,189 NZD

39 data points across 17 retailers

15 retailers$2,720 NZD to $7,189 NZD

A
Cheapest Retailer
-
$2,720 NZD
Final sale: no returns
A
Retailer 2
-
$2,731 NZD
View
A
Retailer 3
-
$2,731 NZD
View
A
Retailer 4
-
$2,948 NZD
View
A
Retailer 5
-
$3,083 NZD
View
A
Retailer 6
-
$3,190 NZD
View
A
Retailer 7
-
$3,305 NZD
View
Retailer 8
-
$3,335 NZD
View
Price last confirmed 102 days ago
A
Retailer 9
-
$3,401 NZD
View
A
Retailer 10
-
$3,512 NZD
View
A
Retailer 11
-
$3,597 NZD
View
B+
Retailer 12
-
$3,992 NZD
View
B+
Retailer 13
-
$4,202 NZD
View
Retailer 14
-
$5,191 NZD
View
Price last confirmed 8 days ago
Most Expensive
B
NZ Jewellers
3e080f9d-2162-45e2-b8ce-3fcd52c5e002 · Nov 5
$7,189 NZD
$4,041 USD
View
14 more retailers have this diamond
Prices start from $2,720 NZDSave up to $4,469 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
$2,720 NZD