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1.30ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 5533156164

Certificate GIA 5533156164

Diamond specifications and retailer prices

From $5,826 SGD
As of November 4, 2026
Save $7,204 SGD (55%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $13,030 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5533156164. Listed at 18 retailers as of November 4, 2026, with prices from $5,826 to $13,030, a $7,204 spread on the same certified stone. NZ Jewellers lists it at $13,030. 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

1.30
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5533156164
Dimensions6.95 × 6.91 × 4.35 mm
L/W Ratio1.01
Top View
6.95 mm6.91 mm1.30 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5533156164
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.7%

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 4
Current: $7,379 SGD|Low: $5,699 SGD|High: $11,616 SGD|Avg: $7,905 SGD|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 2$5,826 SGD
Retailer 5$6,042 SGD
Retailer 7$6,269 SGD
Retailer 9$7,058 SGD
Retailer 1$7,379 SGD
Retailer 10$7,470 SGD
Retailer 8$7,586 SGD
Retailer 3$8,043 SGD
Retailer 6$11,397 SGD
Retailer 4$11,447 SGD

41 data points across 10 retailers

18 retailers$5,826 SGD to $13,030 SGD

A
Cheapest Retailer
-
$5,826 SGD
Retailer 2
-
$6,042 SGD
View
Price last confirmed 12 days ago
A
Retailer 3
-
$6,042 SGD
View
A
Retailer 4
-
$6,214 SGD
View
A
Retailer 5
-
$6,269 SGD
View
Final sale: no returns
B+
Retailer 6
-
$7,058 SGD
View
B+
Retailer 7
-
$7,058 SGD
View
B+
Retailer 8
-
$7,379 SGD
View
B+
Retailer 9
-
$7,458 SGD
View
B+
Retailer 10
-
$7,470 SGD
View
B+
Retailer 11
-
$7,958 SGD
View
B+
Retailer 12
-
$7,958 SGD
View
B+
Retailer 13
-
$8,043 SGD
View
B+
Retailer 14
-
$8,144 SGD
View
B+
Retailer 15
-
$8,226 SGD
View
B
Retailer 16
-
$11,397 SGD
View
B
Retailer 17
-
$11,447 SGD
View
Most Expensive
B
NZ Jewellers
1e68a94e-757c-4a76-99f5-a08284cf5bfd · Nov 5
$13,030 SGD
$10,201 USD
View
17 more retailers have this diamond
Prices start from $5,826 SGDSave up to $7,204 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
1.30ct Round
$5,826 SGD