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Round|Natural|GIA

1.20ct J IF Round Natural Diamond

EX • J/IF • GIA 6502304264

Certificate GIA 6502304264

Diamond specifications and retailer prices

From $5,703 AUD
$4,006 USD
As of November 2, 2026
Save $4,149 AUD (42%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $10,762 AUD at NZ Jewellers · As of October 3, 2026
View at NZ Jewellers

About this 1.2ct natural round diamond

This 1.2ct 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 6502304264. Listed at 7 retailers as of October 26, 2026, with a 73% 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

1.20
Carat
J
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6502304264
Dimensions6.76 × 6.81 × 4.23 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
6.76 mm6.81 mm1.20 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6502304264
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.3%

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 2
Current: $6,629 AUD|Low: $4,510 AUD|High: $9,958 AUD|Avg: $6,867 AUD|-11.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 4$5,703 AUD
Retailer 5$5,784 AUD
Retailer 6$6,569 AUD
Retailer 1$6,629 AUD
Retailer 3$6,961 AUD
Retailer 2$9,852 AUD

23 data points across 6 retailers

7 retailers$5,703 AUD to $9,852 AUD

B+
Cheapest Retailer
-
$5,703 AUD
$4,006 USD
Final sale: no returns
B+
Retailer 2
-
$5,784 AUD
$4,063 USD
View
B+
Retailer 3
-
$6,569 AUD
$4,614 USD
View
B+
Retailer 4
-
$6,629 AUD
€4,435 EUR
View
B+
Retailer 5
-
$6,961 AUD
£3,850 GBP
View
B
Retailer 6
-
$9,852 AUD
£5,449 GBP
View
Most Expensive
NZ Jewellers
7f62a7fe-d9ac-4729-a354-92b619e8d120 · Oct 3
$10,762 AUD
$7,560 USD
View
Price last confirmed 30 days ago
6 more retailers have this diamond
Prices start from $5,703 AUDSave up to $4,149 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.

B+
1.20ct Round
$5,703 AUD