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Round|Natural|GIA

1.02ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 2454094065

Certificate GIA 2454094065

Diamond specifications and retailer prices

From $2,194 AUD
As of November 4, 2026
Save $4,207 AUD (66%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,401 AUD 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 GIA 2454094065. Listed at 14 retailers as of November 4, 2026, with prices from $2,194 to $6,401, a $4,207 spread on the same certified stone. NZ Jewellers lists it at $6,401. 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
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2454094065
Dimensions6.54 × 6.52 × 3.95 mm
L/W Ratio1.00
Top View
6.54 mm6.52 mm1.02 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2454094065
Side View
Table 61.0%CrownGirdle: MED-SLIPavilionCulet: NoneDepth 60.5%

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: $6,401 AUD|Low: $2,127 AUD|High: $6,401 AUD|Avg: $3,003 AUD
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
November 6, 2026
Retailer 14$2,194 AUD
Retailer 13$2,203 AUD
Retailer 3$2,294 AUD
Retailer 11$2,341 AUD
Retailer 4$2,377 AUD
Retailer 12$2,377 AUD
Retailer 6$2,443 AUD
Retailer 5$2,487 AUD
Retailer 2$2,511 AUD
Retailer 10$2,744 AUD
Retailer 7$2,897 AUD
Retailer 8$3,557 AUD
Retailer 9$4,585 AUD
NZ Jewellers$6,401 AUD

31 data points across 14 retailers

14 retailers$2,194 AUD to $6,401 AUD

A
Cheapest Retailer
-
$2,194 AUD
Final sale: no returns
A
Retailer 2
-
$2,203 AUD
View
A
Retailer 3
-
$2,294 AUD
View
A
Retailer 4
-
$2,341 AUD
View
A
Retailer 5
-
$2,377 AUD
View
Retailer 6
-
$2,377 AUD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$2,443 AUD
View
A
Retailer 8
-
$2,487 AUD
View
A
Retailer 9
-
$2,511 AUD
View
B+
Retailer 10
-
$2,744 AUD
View
B+
Retailer 11
-
$2,897 AUD
View
B
Retailer 12
-
$3,557 AUD
View
B
Retailer 13
-
$4,585 AUD
View
Most Expensive
B
NZ Jewellers
eb79a307-c792-4301-bb59-c4db1a7f6ef4 · Nov 5
$6,401 AUD
$4,481 USD
View
13 more retailers have this diamond
Prices start from $2,194 AUDSave up to $4,207 AUD

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
$2,194 AUD