Round|Natural|GIA

1.00ct H SI2 Round Natural Diamond

GD • H/SI2 • GIA 6465009958

Certificate GIA 6465009958

Diamond specifications and retailer prices

From $1,413 USD
As of November 5, 2026
Save $3,402 USD (71%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $4,815 USD 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 $1,413 to $4,815, a $3,402 spread on the same certified stone. NZ Jewellers lists it at $4,815. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $1,836 USD|Low: $1,413 USD|High: $3,500 USD|Avg: $2,033 USD|-1.8%
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 6$1,413 USD
Retailer 11$1,433 USD
Retailer 2$1,783 USD
Retailer 10$1,799 USD
Retailer 8$1,820 USD
Retailer 3$1,822 USD
Retailer 1$1,836 USD
Retailer 4$1,991 USD
Retailer 5$2,131 USD
Retailer 9$2,401 USD
Retailer 7$3,449 USD

29 data points across 11 retailers

21 retailers$1,413 USD to $4,815 USD

A
Cheapest Retailer
-
$1,413 USD
B+
Retailer 2
-
$1,433 USD
View
B+
Retailer 3
-
$1,746 USD
View
B+
Retailer 4
-
$1,783 USD
View
B+
Retailer 5
-
$1,799 USD
View
B+
Retailer 6
-
$1,820 USD
View
B+
Retailer 7
-
$1,822 USD
View
Final sale: no returns
B+
Retailer 8
-
$1,836 USD
View
B+
Retailer 9
-
$1,929 USD
View
Retailer 10
-
$1,974 USD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$1,974 USD
View
B+
Retailer 12
-
$1,991 USD
View
B+
Retailer 13
-
$2,065 USD
View
B+
Retailer 14
-
$2,111 USD
View
B+
Retailer 15
-
$2,131 USD
View
B+
Retailer 16
-
$2,278 USD
View
B+
Retailer 17
-
$2,401 USD
View
B
Retailer 18
-
$3,449 USD
View
B
Retailer 19
-
$3,749 USD
View
B
Retailer 20
-
$3,766 USD
View
Most Expensive
C
NZ Jewellers
10364019-0bd2-499c-a76b-98a3f2f7ad68 · Nov 5
$4,815 USD
View
20 more retailers have this diamond
Prices start from $1,413 USDSave up to $3,402 USD

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
$1,413 USD