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Round|Natural|GIA

1.23ct J VS2 Round Natural Diamond

EX • J/VS2 • GIA 6243051354

Certificate GIA 6243051354

Diamond specifications and retailer prices

From $3,533 AUD
As of November 5, 2026
Save $4,200 AUD (54%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $7,732 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.23ct natural round diamond

This 1.23ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6243051354. Listed at 16 retailers as of November 5, 2026, with prices from $3,533 to $7,732, a $4,200 spread on the same certified stone. NZ Jewellers lists it at $7,732. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
J
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6243051354
Dimensions6.78 × 6.83 × 4.28 mm
L/W Ratio1.01
Key to symbols
Crystal, Pinpoint
Top View
6.78 mm6.83 mm1.23 ctJ / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6243051354
Side View
Table 59.0%CrownGirdle: Slightly ThickPavilion 41.8°Culet: NoneDepth 62.9%

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 5
Current: $7,732 AUD|Low: $3,126 AUD|High: $9,035 AUD|Avg: $4,644 AUD|-14.4%
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
November 6, 2026
Retailer 8$3,126 AUD
Retailer 4$3,533 AUD
Retailer 5$3,547 AUD
Retailer 12$3,578 AUD
Retailer 6$3,671 AUD
Retailer 3$4,021 AUD
Retailer 14$4,176 AUD
Retailer 2$4,217 AUD
Retailer 7$4,393 AUD
Retailer 16$4,523 AUD
Retailer 13$4,771 AUD
Retailer 15$4,771 AUD
Retailer 11$4,928 AUD
Retailer 9$5,051 AUD
Retailer 10$7,401 AUD
NZ Jewellers$7,732 AUD

34 data points across 16 retailers

16 retailers$3,533 AUD to $7,732 AUD

Retailer 1
-
$3,126 AUD
Price last confirmed 44 days ago
A
Retailer 2
-
$3,533 AUD
View
A
Retailer 3
-
$3,547 AUD
View
A
Retailer 4
-
$3,578 AUD
View
A
Retailer 5
-
$3,671 AUD
View
Final sale: no returns
B+
Retailer 6
-
$3,870 AUD
View
B+
Retailer 7
-
$4,021 AUD
View
B+
Retailer 8
-
$4,176 AUD
View
B+
Retailer 9
-
$4,217 AUD
View
B+
Retailer 10
-
$4,523 AUD
View
B+
Retailer 11
-
$4,771 AUD
View
B+
Retailer 12
-
$4,771 AUD
View
B+
Retailer 13
-
$4,928 AUD
View
B+
Retailer 14
-
$5,051 AUD
View
B
Retailer 15
-
$7,401 AUD
View
Most Expensive
B
NZ Jewellers
e30bc654-783f-448c-b25f-790a7aad39f7 · Nov 5
$7,732 AUD
$5,413 USD
View
15 more retailers have this diamond
Prices start from $3,533 AUDSave up to $4,200 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
1.23ct Round
$3,533 AUD