Round|Natural|GIA

1.23ct J IF Round Natural Diamond

EX • J/IF • GIA 6565071419

Certificate GIA 6565071419

Diamond specifications and retailer prices

From $4,973 AUD
$3,493 USD
As of October 26, 2026
Save $4,490 AUD (47%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $10,952 AUD at NZ Jewellers · As of September 1, 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6565071419. Listed at 24 retailers as of October 26, 2026, with a 90% 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

1.23
Carat
J
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6565071419
Dimensions6.77 × 6.82 × 4.25 mm
L/W Ratio1.01
Top View
6.77 mm6.82 mm1.23 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6565071419
Side View
Table 58.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 62.5%

Caratlytics Score

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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: Oct 26
Current: $10,214 AUD|Low: $4,191 AUD|High: $10,399 AUD|Avg: $6,255 AUD|-1.8%
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
October 27, 2026
Retailer 10$4,191 AUD
Retailer 5$4,973 AUD
Retailer 18$5,068 AUD
Retailer 16$5,069 AUD
Retailer 22$5,069 AUD
Retailer 6$5,216 AUD
Retailer 9$5,323 AUD
Retailer 12$5,518 AUD
Retailer 7$5,652 AUD
Retailer 8$5,652 AUD
Retailer 21$5,652 AUD
Retailer 17$5,674 AUD
Retailer 19$5,861 AUD
Retailer 11$5,999 AUD
Retailer 4$6,050 AUD
Retailer 13$6,368 AUD
Retailer 15$6,400 AUD
Retailer 3$6,473 AUD
Retailer 14$6,765 AUD
Retailer 2$6,882 AUD
Retailer 20$9,463 AUD
NZ Jewellers$10,214 AUD

27 data points across 22 retailers

24 retailers$4,973 AUD to $9,463 AUD

Retailer 1
-
$4,191 AUD
HK$23,000 HKD
Price last confirmed 7 days ago
A
Retailer 2
-
$4,973 AUD
$3,493 USD
View
Retailer 3
-
$5,068 AUD
$3,560 USD
View
Price last confirmed 6 days ago
A
Retailer 4
-
$5,069 AUD
£2,804 GBP
View
A
Retailer 5
-
$5,069 AUD
$3,561 USD
View
Retailer 6
-
$5,323 AUD
SGD 5,053 SGD
View
Price last confirmed 7 days ago
Retailer 7
-
$5,518 AUD
$3,876 USD
View
Price last confirmed 10 days ago
B+
Retailer 8
-
$5,652 AUD
$3,970 USD
View
Retailer 9
-
$5,652 AUD
$3,970 USD
View
Price last confirmed 7 days ago
Retailer 10
-
$5,652 AUD
$3,970 USD
View
Price last confirmed 7 days ago
B+
Retailer 11
-
$5,674 AUD
£3,139 GBP
View
B+
Retailer 12
-
$5,861 AUD
$4,117 USD
View
Retailer 13
-
$5,862 AUD
$4,118 USD
View
Price last confirmed 25 days ago
Retailer 14
-
$5,999 AUD
$4,214 USD
View
Price last confirmed 8 days ago
Retailer 15
-
$6,050 AUD
$4,250 USD
View
Price last confirmed 7 days ago
B+
Retailer 16
-
$6,368 AUD
€4,260 EUR
View
Retailer 17
-
$6,400 AUD
View
Price last confirmed 28 days ago
B
Retailer 18
-
$6,473 AUD
£3,580 GBP
View
Retailer 19
-
$6,765 AUD
$4,752 USD
View
Price last confirmed 26 days ago
B+
Retailer 20
-
$6,882 AUD
ZAR 78,093 ZAR
View
Retailer 21
-
$7,253 AUD
$5,095 USD
View
Price last confirmed 63 days ago
B
Retailer 22
-
$9,463 AUD
£5,234 GBP
View
Retailer 23
-
$10,214 AUD
$7,175 USD
View
Price last confirmed 26 days ago
Most Expensive
NZ Jewellers
62d63c98-cf7f-43d0-b2b6-d252cb823c71 · Sep 1
$10,952 AUD
$7,693 USD
View
Price last confirmed 61 days ago
23 more retailers have this diamond
Prices start from $4,973 AUDSave up to $4,490 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
$4,973 AUD