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Round|Natural|GIA

1.00ct H SI2 Round Natural Diamond

GD • H/SI2 • GIA 3565508601

Certificate GIA 3565508601

Diamond specifications and retailer prices

From $1,683 SGD
As of November 6, 2026
Save $3,826 SGD (69%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $5,509 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 3565508601. Listed at 19 retailers as of November 5, 2026, with prices from $1,683 to $5,509, a $3,826 spread on the same certified stone. NZ Jewellers lists it at $5,509. 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
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle39.5°
Pavilion angle39.8°
OriginNatural
Grading LabGIA
CertificateGIA 3565508601
Dimensions6.06 × 6.13 × 4.07 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
6.06 mm6.13 mm1.00 ctH / SI2
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 3565508601
Side View
Table 55.0%Crown 39.5°Girdle: THN-VTKPavilion 39.8°Culet: NoneDepth 66.8%

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: $5,509 SGD|Low: $1,683 SGD|High: $5,509 SGD|Avg: $2,476 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 7$1,683 SGD
Retailer 2$1,698 SGD
Retailer 3$1,986 SGD
Retailer 17$2,054 SGD
Retailer 18$2,077 SGD
Retailer 10$2,078 SGD
Retailer 9$2,085 SGD
Retailer 12$2,101 SGD
Retailer 8$2,258 SGD
Retailer 13$2,350 SGD
Retailer 5$2,363 SGD
Retailer 11$2,429 SGD
Retailer 14$2,516 SGD
Retailer 6$2,606 SGD
Retailer 16$2,620 SGD
Retailer 15$2,894 SGD
Retailer 4$3,265 SGD
Retailer 19$3,946 SGD
NZ Jewellers$5,509 SGD

20 data points across 19 retailers

19 retailers$1,683 SGD to $5,509 SGD

A
Cheapest Retailer
-
$1,683 SGD
A
Retailer 2
-
$1,698 SGD
View
A
Retailer 3
-
$1,986 SGD
View
A
Retailer 4
-
$2,054 SGD
View
A
Retailer 5
-
$2,077 SGD
View
B+
Retailer 6
-
$2,078 SGD
View
B+
Retailer 7
-
$2,085 SGD
View
Final sale: no returns
A
Retailer 8
-
$2,101 SGD
View
A
Retailer 9
-
$2,258 SGD
View
B+
Retailer 10
-
$2,350 SGD
View
B+
Retailer 11
-
$2,363 SGD
View
B+
Retailer 12
-
$2,429 SGD
View
B+
Retailer 13
-
$2,516 SGD
View
B+
Retailer 14
-
$2,606 SGD
View
B+
Retailer 15
-
$2,620 SGD
View
B+
Retailer 16
-
$2,894 SGD
View
B+
Retailer 17
-
$3,265 SGD
View
B
Retailer 18
-
$3,946 SGD
View
Most Expensive
B
NZ Jewellers
96f8ff34-70b0-4e6a-b5cf-08acfa6b1b4a · Nov 5
$5,509 SGD
$4,313 USD
View
18 more retailers have this diamond
Prices start from $1,683 SGDSave up to $3,826 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
$1,683 SGD