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Round|Natural|GIA

1.02ct J SI2 Round Natural Diamond

VG • J/SI2 • GIA 7452395184

Certificate GIA 7452395184

Diamond specifications and retailer prices

From $3,133 NZD
As of November 5, 2026
Save $5,326 NZD (63%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $8,459 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 very-good cut grade and certified by GIA 7452395184. Listed at 14 retailers as of November 5, 2026, with prices from $3,133 to $8,459, a $5,326 spread on the same certified stone. NZ Jewellers lists it at $8,459. 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
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7452395184
Dimensions6.51 × 6.49 × 3.94 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
6.51 mm6.49 mm1.02 ctJ / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 7452395184
Side View
Table 57.0%Crown 33.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.7%

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: Nov 5
Current: $8,459 NZD|Low: $3,069 NZD|High: $8,459 NZD|Avg: $4,279 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
November 6, 2026
Retailer 9$3,133 NZD
Retailer 8$3,238 NZD
Retailer 10$3,376 NZD
Retailer 3$3,467 NZD
Retailer 4$3,467 NZD
Retailer 11$3,627 NZD
Retailer 7$3,695 NZD
Retailer 2$3,745 NZD
Retailer 12$4,001 NZD
Retailer 5$4,698 NZD
Retailer 6$6,059 NZD
NZ Jewellers$8,459 NZD

42 data points across 12 retailers

14 retailers$3,133 NZD to $8,459 NZD

B+
Cheapest Retailer
-
$3,133 NZD
B+
Retailer 2
-
$3,238 NZD
View
Retailer 3
-
$3,467 NZD
View
Price last confirmed 60 days ago
B+
Retailer 4
-
$3,467 NZD
View
Retailer 5
-
$3,467 NZD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$3,627 NZD
View
B+
Retailer 7
-
$3,695 NZD
View
B+
Retailer 8
-
$3,713 NZD
View
B+
Retailer 9
-
$3,745 NZD
View
Retailer 10
-
$4,001 NZD
View
Price last confirmed 60 days ago
B
Retailer 11
-
$4,001 NZD
View
B
Retailer 12
-
$4,698 NZD
View
B
Retailer 13
-
$6,059 NZD
View
Most Expensive
C
NZ Jewellers
f214cf47-50bf-4c3c-b3c6-cbd101217f62 · Nov 5
$8,459 NZD
$4,755 USD
View
13 more retailers have this diamond
Prices start from $3,133 NZDSave up to $5,326 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+
1.02ct Round
$3,133 NZD