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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 $1,797 SGD
As of November 6, 2026
Save $4,353 SGD (71%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $6,150 SGD 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 $1,797 to $6,150, a $4,353 spread on the same certified stone. NZ Jewellers lists it at $6,150. 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: $1,797 SGD|Low: $1,797 SGD|High: $4,471 SGD|Avg: $2,598 SGD|-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$1,797 SGD
Retailer 11$1,830 SGD
Retailer 2$2,277 SGD
Retailer 10$2,298 SGD
Retailer 8$2,325 SGD
Retailer 3$2,327 SGD
Retailer 4$2,345 SGD
Retailer 5$2,543 SGD
Retailer 6$2,722 SGD
Retailer 9$3,067 SGD
Retailer 7$4,405 SGD

29 data points across 11 retailers

21 retailers$1,797 SGD to $6,150 SGD

A
Cheapest Retailer
-
$1,797 SGD
B+
Retailer 2
-
$1,830 SGD
View
B+
Retailer 3
-
$2,230 SGD
View
B+
Retailer 4
-
$2,277 SGD
View
B+
Retailer 5
-
$2,298 SGD
View
B+
Retailer 6
-
$2,325 SGD
View
B+
Retailer 7
-
$2,327 SGD
View
Final sale: no returns
B+
Retailer 8
-
$2,345 SGD
View
B+
Retailer 9
-
$2,464 SGD
View
Retailer 10
-
$2,521 SGD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$2,521 SGD
View
B+
Retailer 12
-
$2,543 SGD
View
B+
Retailer 13
-
$2,638 SGD
View
B+
Retailer 14
-
$2,696 SGD
View
B+
Retailer 15
-
$2,722 SGD
View
B+
Retailer 16
-
$2,910 SGD
View
B+
Retailer 17
-
$3,067 SGD
View
B
Retailer 18
-
$4,405 SGD
View
B
Retailer 19
-
$4,789 SGD
View
B
Retailer 20
-
$4,810 SGD
View
Most Expensive
C
NZ Jewellers
10364019-0bd2-499c-a76b-98a3f2f7ad68 · Nov 5
$6,150 SGD
$4,815 USD
View
20 more retailers have this diamond
Prices start from $1,797 SGDSave up to $4,353 SGD

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
$1,797 SGD