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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 $2,503 NZD
As of November 6, 2026
Save $6,062 NZD (71%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $8,565 NZD 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 $2,503 to $8,565, a $6,062 spread on the same certified stone. NZ Jewellers lists it at $8,565. 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: $2,503 NZD|Low: $2,503 NZD|High: $6,226 NZD|Avg: $3,618 NZD|-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$2,503 NZD
Retailer 11$2,549 NZD
Retailer 2$3,172 NZD
Retailer 10$3,200 NZD
Retailer 8$3,238 NZD
Retailer 3$3,241 NZD
Retailer 4$3,266 NZD
Retailer 5$3,542 NZD
Retailer 6$3,791 NZD
Retailer 9$4,271 NZD
Retailer 7$6,135 NZD

29 data points across 11 retailers

21 retailers$2,503 NZD to $8,565 NZD

A
Cheapest Retailer
-
$2,503 NZD
B+
Retailer 2
-
$2,549 NZD
View
B+
Retailer 3
-
$3,106 NZD
View
B+
Retailer 4
-
$3,172 NZD
View
B+
Retailer 5
-
$3,200 NZD
View
B+
Retailer 6
-
$3,238 NZD
View
B+
Retailer 7
-
$3,241 NZD
View
Final sale: no returns
B+
Retailer 8
-
$3,266 NZD
View
B+
Retailer 9
-
$3,431 NZD
View
Retailer 10
-
$3,512 NZD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$3,512 NZD
View
B+
Retailer 12
-
$3,542 NZD
View
B+
Retailer 13
-
$3,673 NZD
View
B+
Retailer 14
-
$3,755 NZD
View
B+
Retailer 15
-
$3,791 NZD
View
B+
Retailer 16
-
$4,052 NZD
View
B+
Retailer 17
-
$4,271 NZD
View
B
Retailer 18
-
$6,135 NZD
View
B
Retailer 19
-
$6,669 NZD
View
B
Retailer 20
-
$6,699 NZD
View
Most Expensive
C
NZ Jewellers
10364019-0bd2-499c-a76b-98a3f2f7ad68 · Nov 5
$8,565 NZD
$4,815 USD
View
20 more retailers have this diamond
Prices start from $2,503 NZDSave up to $6,062 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
1.00ct Round
$2,503 NZD