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Round|Natural|GIA

1.01ct J IF Round Natural Diamond

EX • J/IF • GIA 1488589185

Certificate GIA 1488589185

Diamond specifications and retailer prices

From $3,631 AUD
As of November 6, 2026
Save $4,843 AUD (57%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $8,474 AUD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.01ct natural round diamond

This 1.01ct 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 1488589185. Listed at 20 retailers as of November 2, 2026, with prices from $3,631 to $8,474, a $4,843 spread on the same certified stone. NZ Jewellers lists it at $8,474. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
J
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1488589185
Dimensions6.38 × 6.37 × 4.01 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Girdle conditionFaceted
Cert comments
NO BGM…NO BLACK...Minor details of polish are not shown.
Top View
6.38 mm6.37 mm1.01 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 1488589185
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41°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 6
Current: $4,200 AUD|Low: $3,648 AUD|High: $7,187 AUD|Avg: $4,605 AUD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 3$3,648 AUD
Retailer 2$3,737 AUD
Retailer 9$3,740 AUD
Retailer 1$4,200 AUD
Retailer 11$4,210 AUD
Retailer 4$4,266 AUD
Retailer 10$4,541 AUD
Retailer 7$4,710 AUD
Retailer 5$4,734 AUD
Retailer 6$4,947 AUD
Retailer 8$7,083 AUD

44 data points across 11 retailers

20 retailers$3,631 AUD to $8,474 AUD

A
Cheapest Retailer
-
$3,631 AUD
A
Retailer 2
-
$3,648 AUD
View
A
Retailer 3
-
$3,737 AUD
View
A
Retailer 4
-
$3,740 AUD
View
Final sale: no returns
A
Retailer 5
-
$3,971 AUD
View
Retailer 6
-
$4,054 AUD
View
Price last confirmed 56 days ago
B+
Retailer 7
-
$4,054 AUD
View
Retailer 8
-
$4,054 AUD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$4,200 AUD
View
B+
Retailer 10
-
$4,210 AUD
View
B+
Retailer 11
-
$4,266 AUD
View
Retailer 12
-
$4,541 AUD
View
Price last confirmed 30 days ago
Retailer 13
-
$4,677 AUD
View
Price last confirmed 60 days ago
B+
Retailer 14
-
$4,677 AUD
View
B+
Retailer 15
-
$4,710 AUD
View
B+
Retailer 16
-
$4,734 AUD
View
B+
Retailer 17
-
$4,947 AUD
View
B
Retailer 18
-
$7,083 AUD
View
Retailer 19
-
$8,474 AUD
View
Price last confirmed 57 days ago
Most Expensive
B
NZ Jewellers
da2b8d56-1a72-4b69-ad4f-f6fe86460a3c · Nov 2
$8,474 AUD
$5,932 USD
View
19 more retailers have this diamond
Prices start from $3,631 AUDSave up to $4,843 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
1.01ct Round
$3,631 AUD