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Round|Natural|GIA

1.02ct J IF Round Natural Diamond

EX • J/IF • GIA 5242085595

Certificate GIA 5242085595

Diamond specifications and retailer prices

From $3,418 AUD
As of November 6, 2026
Save $4,295 AUD (56%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $8,291 AUD at NZ Jewellers · As of October 14, 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 5242085595. Listed at 15 retailers as of November 4, 2026, with a 126% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5242085595
Dimensions6.39 × 6.42 × 3.99 mm
L/W Ratio1.00
Top View
6.39 mm6.42 mm1.02 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5242085595
Side View
Table 56.0%CrownGirdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $8,137 AUD|Low: $3,418 AUD|High: $8,291 AUD|Avg: $5,436 AUD|-1.9%
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 8$3,418 AUD
Retailer 2$4,120 AUD
Retailer 11$4,170 AUD
Retailer 3$4,670 AUD
Retailer 5$4,747 AUD
Retailer 12$4,850 AUD
Retailer 9$5,001 AUD
Retailer 6$5,290 AUD
Retailer 10$5,475 AUD
Retailer 4$7,140 AUD
Retailer 7$7,714 AUD
NZ Jewellers$8,137 AUD

24 data points across 12 retailers

15 retailers$3,418 AUD to $7,714 AUD

A
Cheapest Retailer
-
$3,418 AUD
A
Retailer 2
-
$4,120 AUD
View
A
Retailer 3
-
$4,170 AUD
View
Retailer 4
-
$4,670 AUD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$4,747 AUD
View
Retailer 6
-
$4,758 AUD
View
Price last confirmed 23 days ago
Retailer 7
-
$4,850 AUD
View
Price last confirmed 8 days ago
Retailer 8
-
$4,943 AUD
View
Price last confirmed 22 days ago
B+
Retailer 9
-
$5,001 AUD
View
B+
Retailer 10
-
$5,290 AUD
View
B+
Retailer 11
-
$5,475 AUD
View
Retailer 12
-
$7,140 AUD
View
Price last confirmed 16 days ago
B
Retailer 13
-
$7,714 AUD
View
Retailer 14
-
$8,137 AUD
View
Price last confirmed 10 days ago
Most Expensive
NZ Jewellers
53dc134a-3639-43fc-afbf-9ba16cfb740d · Oct 14
$8,291 AUD
$5,804 USD
View
Price last confirmed 23 days ago
14 more retailers have this diamond
Prices start from $3,418 AUDSave up to $4,295 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
$3,418 AUD