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Round|Natural|IGI

1.02ct J VVS1 Round Natural Diamond

VG • J/VVS1 • IGI 523201887

Shape and cutting style on the report: Round brilliant

Certificate IGI 523201887

Diamond specifications and retailer prices

From $3,138 NZD
As of November 6, 2026
Save $5,337 NZD (63%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $8,475 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 VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI 523201887. Listed at 15 retailers as of November 5, 2026, with prices from $3,138 to $8,475, a $5,337 spread on the same certified stone. NZ Jewellers lists it at $8,475. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.02
Carat
J
Colour
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle40.4°
OriginNatural
Grading LabIGI
CertificateIGI 523201887
Dimensions6.29 × 6.31 × 4.06 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
6.29 mm6.31 mm1.02 ctJ / VVS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 523201887
Side View
Table 55.5%Crown 37.6°Girdle: UNDPavilion 40.4°Culet: NoneDepth 64.4%

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 6
Current: $8,475 NZD|Low: $2,939 NZD|High: $8,475 NZD|Avg: $4,144 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 16$3,138 NZD
Retailer 14$3,206 NZD
Retailer 3$3,220 NZD
Retailer 9$3,238 NZD
Retailer 7$3,474 NZD
Retailer 15$3,474 NZD
Retailer 5$3,549 NZD
Retailer 4$3,634 NZD
Retailer 8$3,718 NZD
Retailer 2$3,793 NZD
Retailer 6$4,010 NZD
Retailer 11$4,088 NZD
Retailer 12$4,239 NZD
Retailer 10$4,718 NZD
Retailer 17$4,931 NZD
Retailer 13$6,070 NZD
NZ Jewellers$8,475 NZD

37 data points across 17 retailers

15 retailers$3,138 NZD to $8,475 NZD

A
Cheapest Retailer
-
$3,138 NZD
A
Retailer 2
-
$3,206 NZD
View
Final sale: no returns
Retailer 3
-
$3,238 NZD
View
Price last confirmed 109 days ago
A
Retailer 4
-
$3,474 NZD
View
A
Retailer 5
-
$3,549 NZD
View
A
Retailer 6
-
$3,634 NZD
View
A
Retailer 7
-
$3,718 NZD
View
A
Retailer 8
-
$3,793 NZD
View
B+
Retailer 9
-
$4,010 NZD
View
A
Retailer 10
-
$4,088 NZD
View
B+
Retailer 11
-
$4,239 NZD
View
B+
Retailer 12
-
$4,718 NZD
View
B+
Retailer 13
-
$4,931 NZD
View
B
Retailer 14
-
$6,070 NZD
View
Most Expensive
C
NZ Jewellers
19858f1e-ed10-4968-85a6-50315654018c · Nov 5
$8,475 NZD
$4,764 USD
View
14 more retailers have this diamond
Prices start from $3,138 NZDSave up to $5,337 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
$3,138 NZD