Round|Natural|GIA

1.23ct J IF Round Natural Diamond

EX • J/IF • GIA 6565071419

Certificate GIA 6565071419

Diamond specifications and retailer prices

From $6,198 NZD
$3,493 USD
As of October 26, 2026
Save $5,596 NZD (47%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $13,650 NZD 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: $12,731 NZD|Low: $5,224 NZD|High: $12,961 NZD|Avg: $7,796 NZD|-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$5,224 NZD
Retailer 5$6,198 NZD
Retailer 18$6,317 NZD
Retailer 16$6,317 NZD
Retailer 22$6,318 NZD
Retailer 6$6,501 NZD
Retailer 9$6,634 NZD
Retailer 12$6,877 NZD
Retailer 7$7,044 NZD
Retailer 8$7,044 NZD
Retailer 21$7,044 NZD
Retailer 17$7,072 NZD
Retailer 19$7,304 NZD
Retailer 11$7,477 NZD
Retailer 4$7,541 NZD
Retailer 13$7,936 NZD
Retailer 15$7,977 NZD
Retailer 3$8,067 NZD
Retailer 14$8,431 NZD
Retailer 2$8,577 NZD
Retailer 20$11,794 NZD
NZ Jewellers$12,731 NZD

27 data points across 22 retailers

24 retailers$6,198 NZD to $11,794 NZD

Retailer 1
-
$5,224 NZD
HK$23,000 HKD
Price last confirmed 8 days ago
A
Retailer 2
-
$6,198 NZD
$3,493 USD
View
Retailer 3
-
$6,317 NZD
$3,560 USD
View
Price last confirmed 6 days ago
A
Retailer 4
-
$6,317 NZD
£2,804 GBP
View
A
Retailer 5
-
$6,318 NZD
$3,561 USD
View
Retailer 6
-
$6,634 NZD
SGD 5,053 SGD
View
Price last confirmed 8 days ago
Retailer 7
-
$6,877 NZD
$3,876 USD
View
Price last confirmed 10 days ago
B+
Retailer 8
-
$7,044 NZD
$3,970 USD
View
Price last confirmed 7 days ago
Retailer 9
-
$7,044 NZD
$3,970 USD
View
Price last confirmed 7 days ago
Retailer 10
-
$7,044 NZD
$3,970 USD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$7,072 NZD
£3,139 GBP
View
Price last confirmed 7 days ago
B+
Retailer 12
-
$7,304 NZD
$4,117 USD
View
Retailer 13
-
$7,307 NZD
$4,118 USD
View
Price last confirmed 26 days ago
Retailer 14
-
$7,477 NZD
$4,214 USD
View
Price last confirmed 9 days ago
Retailer 15
-
$7,541 NZD
$4,250 USD
View
Price last confirmed 7 days ago
B+
Retailer 16
-
$7,936 NZD
€4,260 EUR
View
Retailer 17
-
$7,977 NZD
A$6,916 AUD
View
Price last confirmed 29 days ago
B
Retailer 18
-
$8,067 NZD
£3,580 GBP
View
Retailer 19
-
$8,431 NZD
$4,752 USD
View
Price last confirmed 26 days ago
B+
Retailer 20
-
$8,577 NZD
ZAR 78,093 ZAR
View
Retailer 21
-
$9,040 NZD
$5,095 USD
View
Price last confirmed 63 days ago
B
Retailer 22
-
$11,794 NZD
£5,234 GBP
View
Retailer 23
-
$12,731 NZD
$7,175 USD
View
Price last confirmed 27 days ago
Most Expensive
NZ Jewellers
62d63c98-cf7f-43d0-b2b6-d252cb823c71 · Sep 1
$13,650 NZD
$7,693 USD
View
Price last confirmed 61 days ago
23 more retailers have this diamond
Prices start from $6,198 NZDSave up to $5,596 NZD

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
$6,198 NZD