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Round|Natural|GIA

1.03ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 6522672083

Certificate GIA 6522672083

Diamond specifications and retailer prices

From $3,220 SGD
As of November 4, 2026
Save $3,992 SGD (55%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $7,838 SGD at NZ Jewellers · As of September 19, 2026
View at NZ Jewellers

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 6522672083. Listed at 23 retailers as of November 4, 2026, with a 124% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
FluorescenceFaint
Crown angle34.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6522672083
Dimensions6.45 × 6.41 × 4.04 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
6.45 mm6.41 mm1.03 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6522672083
Side View
Table 57.0%Crown 34.5°Girdle: MD-STKPavilion 41.2°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $7,532 SGD|Low: $3,203 SGD|High: $7,838 SGD|Avg: $4,765 SGD|-3.9%
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
November 6, 2026
Retailer 13$3,220 SGD
Retailer 7$3,838 SGD
Retailer 12$3,902 SGD
Retailer 6$3,928 SGD
Retailer 15$3,990 SGD
Retailer 14$4,177 SGD
Retailer 5$4,324 SGD
Retailer 2$4,446 SGD
Retailer 8$4,486 SGD
Retailer 3$4,508 SGD
Retailer 16$4,619 SGD
Retailer 4$4,989 SGD
Retailer 10$5,029 SGD
Retailer 9$5,277 SGD
Retailer 11$7,212 SGD
NZ Jewellers$7,532 SGD

38 data points across 16 retailers

23 retailers$3,220 SGD to $7,212 SGD

A
Cheapest Retailer
-
$3,220 SGD
A
Retailer 2
-
$3,838 SGD
View
A
Retailer 3
-
$3,902 SGD
View
A
Retailer 4
-
$3,928 SGD
View
B+
Retailer 5
-
$3,990 SGD
View
Final sale: no returns
A
Retailer 6
-
$4,177 SGD
View
Retailer 7
-
$4,324 SGD
View
Price last confirmed 15 days ago
Retailer 8
-
$4,324 SGD
View
Price last confirmed 21 days ago
B+
Retailer 9
-
$4,446 SGD
View
Retailer 10
-
$4,486 SGD
View
Price last confirmed 10 days ago
Retailer 11
-
$4,490 SGD
View
Price last confirmed 22 days ago
Retailer 12
-
$4,499 SGD
View
Price last confirmed 50 days ago
B+
Retailer 13
-
$4,508 SGD
View
Retailer 14
-
$4,619 SGD
View
Price last confirmed 30 days ago
Retailer 15
-
$4,989 SGD
View
Price last confirmed 16 days ago
B+
Retailer 16
-
$5,029 SGD
View
Retailer 17
-
$5,191 SGD
View
Price last confirmed 45 days ago
Retailer 18
-
$5,191 SGD
View
Price last confirmed 50 days ago
B+
Retailer 19
-
$5,277 SGD
View
B
Retailer 20
-
$7,212 SGD
View
Retailer 21
-
$7,532 SGD
View
Price last confirmed 17 days ago
Retailer 22
-
$7,838 SGD
View
Price last confirmed 50 days ago
Most Expensive
NZ Jewellers
010f4b53-87c5-4171-a125-f351363cd4a9 · Sep 19
$7,838 SGD
$6,136 USD
View
Price last confirmed 47 days ago
22 more retailers have this diamond
Prices start from $3,220 SGDSave up to $3,992 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
$3,220 SGD