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Round|Natural|GIA

1.00ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 1565015895

Certificate GIA 1565015895

Diamond specifications and retailer prices

From $1,627 SGD
As of November 6, 2026
Save $3,704 SGD (69%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $5,331 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 top-tier cut grade and certified by GIA 1565015895. Listed at 12 retailers as of November 5, 2026, with prices from $1,627 to $5,331, a $3,704 spread on the same certified stone. NZ Jewellers lists it at $5,331. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.00
Carat
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle33°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 1565015895
Dimensions6.38 × 6.43 × 3.95 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Crystal, Needle, Indented Natural, Natural
Top View
6.38 mm6.43 mm1.00 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1565015895
Side View
Table 60.0%Crown 33°Girdle: Slightly ThickPavilion 41.8°Culet: NoneDepth 61.7%

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: $5,331 SGD|Low: $1,627 SGD|High: $5,496 SGD|Avg: $2,694 SGD|-3.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 2$1,627 SGD
Retailer 4$1,977 SGD
Retailer 11$2,004 SGD
Retailer 5$2,033 SGD
Retailer 10$2,185 SGD
Retailer 3$2,300 SGD
Retailer 8$2,312 SGD
Retailer 6$2,412 SGD
Retailer 9$2,521 SGD
Retailer 7$2,770 SGD
Retailer 12$3,842 SGD
NZ Jewellers$5,331 SGD

21 data points across 12 retailers

12 retailers$1,627 SGD to $5,331 SGD

A
Cheapest Retailer
-
$1,627 SGD
A
Retailer 2
-
$1,977 SGD
View
A
Retailer 3
-
$2,004 SGD
View
A
Retailer 4
-
$2,033 SGD
View
A
Retailer 5
-
$2,185 SGD
View
A
Retailer 6
-
$2,300 SGD
View
A
Retailer 7
-
$2,312 SGD
View
A
Retailer 8
-
$2,412 SGD
View
A
Retailer 9
-
$2,521 SGD
View
A
Retailer 10
-
$2,770 SGD
View
B+
Retailer 11
-
$3,842 SGD
View
Most Expensive
B
NZ Jewellers
f3872ce2-97c1-48fd-8cb1-51f0539967c1 · Nov 5
$5,331 SGD
$4,174 USD
View
11 more retailers have this diamond
Prices start from $1,627 SGDSave up to $3,704 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
$1,627 SGD