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Round|Natural|GIA

1.00ct H SI2 Round Natural Diamond

GD • H/SI2 • GIA 6465009958

Certificate GIA 6465009958

Diamond specifications and retailer prices

From $2,010 AUD
As of November 6, 2026
Save $4,868 AUD (71%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $6,878 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a standard cut grade and certified by GIA 6465009958. Listed at 21 retailers as of November 5, 2026, with prices from $2,010 to $6,878, a $4,868 spread on the same certified stone. NZ Jewellers lists it at $6,878. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
H
Colour
SI2
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6465009958
Dimensions6.16 × 6.10 × 4.05 mm
L/W Ratio1.01
Top View
6.16 mm6.10 mm1.00 ctH / SI2
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6465009958
Side View
Table 61.0%Crown 38.5°Girdle: STK-VTKPavilion 41.6°Culet: NoneDepth 66.1%

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: $2,010 AUD|Low: $2,010 AUD|High: $5,000 AUD|Avg: $2,906 AUD|-3.6%
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 1$2,010 AUD
Retailer 11$2,047 AUD
Retailer 2$2,547 AUD
Retailer 10$2,570 AUD
Retailer 8$2,600 AUD
Retailer 3$2,603 AUD
Retailer 4$2,623 AUD
Retailer 5$2,844 AUD
Retailer 6$3,044 AUD
Retailer 9$3,430 AUD
Retailer 7$4,927 AUD

29 data points across 11 retailers

21 retailers$2,010 AUD to $6,878 AUD

A
Cheapest Retailer
-
$2,010 AUD
B+
Retailer 2
-
$2,047 AUD
View
B+
Retailer 3
-
$2,494 AUD
View
B+
Retailer 4
-
$2,547 AUD
View
B+
Retailer 5
-
$2,570 AUD
View
B+
Retailer 6
-
$2,600 AUD
View
B+
Retailer 7
-
$2,603 AUD
View
Final sale: no returns
B+
Retailer 8
-
$2,623 AUD
View
B+
Retailer 9
-
$2,756 AUD
View
Retailer 10
-
$2,820 AUD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$2,820 AUD
View
B+
Retailer 12
-
$2,844 AUD
View
B+
Retailer 13
-
$2,950 AUD
View
B+
Retailer 14
-
$3,016 AUD
View
B+
Retailer 15
-
$3,044 AUD
View
B+
Retailer 16
-
$3,254 AUD
View
B+
Retailer 17
-
$3,430 AUD
View
B
Retailer 18
-
$4,927 AUD
View
B
Retailer 19
-
$5,355 AUD
View
B
Retailer 20
-
$5,380 AUD
View
Most Expensive
C
NZ Jewellers
10364019-0bd2-499c-a76b-98a3f2f7ad68 · Nov 5
$6,878 AUD
$4,815 USD
View
20 more retailers have this diamond
Prices start from $2,010 AUDSave up to $4,868 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
1.00ct Round
$2,010 AUD