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Round|Natural|GIA

1.03ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 5496542675

Certificate GIA 5496542675

Diamond specifications and retailer prices

From $4,140 SGD
As of November 4, 2026
Save $5,696 SGD (58%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $9,836 SGD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.03ct natural round diamond

This 1.03ct natural round sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5496542675. Listed at 19 retailers as of November 4, 2026, with prices from $4,140 to $9,836, a $5,696 spread on the same certified stone. Diamond Quarter lists it at $9,836. 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

1.03
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 5496542675
Dimensions6.49 × 6.47 × 4.00 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
6.49 mm6.47 mm1.03 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5496542675
Side View
Table 59.0%Crown 34.5°Girdle: ThickPavilion 41.6°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 4
Current: $5,918 SGD|Low: $3,730 SGD|High: $8,205 SGD|Avg: $5,350 SGD|+1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 5$4,356 SGD
Retailer 9$4,367 SGD
Retailer 6$4,476 SGD
Retailer 8$4,849 SGD
Retailer 3$4,987 SGD
Retailer 7$5,194 SGD
Retailer 2$5,639 SGD
Retailer 1$5,918 SGD
Retailer 4$8,085 SGD

40 data points across 9 retailers

19 retailers$4,140 SGD to $9,836 SGD

A
Cheapest Retailer
-
$4,140 SGD
B+
Retailer 2
-
$4,305 SGD
View
A
Retailer 3
-
$4,356 SGD
View
B+
Retailer 4
-
$4,367 SGD
View
B+
Retailer 5
-
$4,476 SGD
View
Final sale: no returns
B+
Retailer 6
-
$4,643 SGD
View
Retailer 7
-
$4,849 SGD
View
Price last confirmed 8 days ago
Retailer 8
-
$4,849 SGD
View
Price last confirmed 36 days ago
B+
Retailer 9
-
$4,987 SGD
View
Retailer 10
-
$5,035 SGD
View
Price last confirmed 38 days ago
B+
Retailer 11
-
$5,035 SGD
View
Retailer 12
-
$5,194 SGD
View
Price last confirmed 29 days ago
Retailer 13
-
$5,595 SGD
View
Price last confirmed 38 days ago
B+
Retailer 14
-
$5,639 SGD
View
B+
Retailer 15
-
$5,918 SGD
View
B
Retailer 16
-
$8,085 SGD
View
Retailer 17
-
$8,447 SGD
View
Price last confirmed 39 days ago
B
Retailer 18
-
$8,447 SGD
View
Most Expensive
B
Diamond Quarter
1.03SI1E5475F33DN · Nov 5
$9,836 SGD
£6,064 GBP
View
18 more retailers have this diamond
Prices start from $4,140 SGDSave up to $5,696 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
1.03ct Round
$4,140 SGD