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Round|Natural|GIA

1.00ct E SI1 Round Natural Diamond

VG • E/SI1 • GIA 5536119500

Certificate GIA 5536119500

Diamond specifications and retailer prices

From $2,991 SGD
As of November 5, 2026
Save $3,880 SGD (56%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $6,872 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 E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 5536119500. Listed at 25 retailers as of November 5, 2026, with prices from $2,991 to $6,872, a $3,880 spread on the same certified stone. NZ Jewellers lists it at $6,872. 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
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5536119500
Dimensions6.24 × 6.21 × 4.01 mm
L/W Ratio1.00
Top View
6.24 mm6.21 mm1.00 ctE / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5536119500
Side View
Table 57.0%Crown 37.5°Girdle: STK-THKPavilion 40.8°Culet: NoneDepth 64.6%

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 5
Current: $6,872 SGD|Low: $2,893 SGD|High: $8,069 SGD|Avg: $3,996 SGD|-0.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
November 6, 2026
Retailer 3$2,991 SGD
Retailer 10$3,046 SGD
Retailer 12$3,060 SGD
Retailer 16$3,067 SGD
Retailer 6$3,200 SGD
Retailer 17$3,214 SGD
Retailer 21$3,298 SGD
Retailer 20$3,308 SGD
Retailer 14$3,496 SGD
Retailer 13$3,506 SGD
Retailer 5$3,573 SGD
Retailer 22$3,589 SGD
Retailer 9$3,711 SGD
Retailer 7$3,909 SGD
Retailer 8$3,909 SGD
Retailer 2$4,036 SGD
Retailer 18$4,052 SGD
Retailer 23$4,123 SGD
Retailer 19$4,320 SGD
Retailer 15$4,481 SGD
Retailer 4$4,676 SGD
Retailer 24$4,814 SGD
Retailer 11$6,454 SGD
NZ Jewellers$6,872 SGD

25 data points across 24 retailers

25 retailers$2,991 SGD to $6,872 SGD

A
Cheapest Retailer
-
$2,991 SGD
A
Retailer 2
-
$3,046 SGD
View
A
Retailer 3
-
$3,060 SGD
View
A
Retailer 4
-
$3,067 SGD
View
A
Retailer 5
-
$3,200 SGD
View
A
Retailer 6
-
$3,214 SGD
View
A
Retailer 7
-
$3,298 SGD
View
Final sale: no returns
A
Retailer 8
-
$3,308 SGD
View
Retailer 9
-
$3,496 SGD
View
Price last confirmed 8 days ago
A
Retailer 10
-
$3,506 SGD
View
A
Retailer 11
-
$3,573 SGD
View
A
Retailer 12
-
$3,589 SGD
View
B+
Retailer 13
-
$3,711 SGD
View
B+
Retailer 14
-
$3,909 SGD
View
B+
Retailer 15
-
$3,909 SGD
View
B+
Retailer 16
-
$4,036 SGD
View
B+
Retailer 17
-
$4,052 SGD
View
B+
Retailer 18
-
$4,123 SGD
View
Retailer 19
-
$4,260 SGD
View
Price last confirmed 33 days ago
B+
Retailer 20
-
$4,320 SGD
View
Retailer 21
-
$4,481 SGD
View
Price last confirmed 14 days ago
B+
Retailer 22
-
$4,676 SGD
View
B+
Retailer 23
-
$4,814 SGD
View
B
Retailer 24
-
$6,454 SGD
View
Most Expensive
B
NZ Jewellers
2eae39c7-c831-4bb5-a357-e449fa641742 · Nov 5
$6,872 SGD
$5,380 USD
View
24 more retailers have this diamond
Prices start from $2,991 SGDSave up to $3,880 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
$2,991 SGD