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Round|Natural|GIA

1.03ct E SI1 Round Natural Diamond

GD • E/SI1 • GIA 5196995793

Certificate GIA 5196995793

Diamond specifications and retailer prices

From $5,337 AUD
As of November 6, 2026
Save $7,926 AUD (60%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $13,263 AUD 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 standard cut grade and certified by GIA 5196995793. Listed at 16 retailers as of November 5, 2026, with prices from $5,337 to $13,263, a $7,926 spread on the same certified stone. Diamond Quarter lists it at $13,263. 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

1.03
Carat
E
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5196995793
Dimensions6.20 × 6.18 × 4.07 mm
L/W Ratio1.00
Star length55%
Lower girdle75%
Top View
6.20 mm6.18 mm1.03 ctE / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5196995793
Side View
Table 59.0%Crown 38°Girdle: Very ThickPavilion 40.6°Culet: NoneDepth 65.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $6,548 AUD|Low: $5,337 AUD|High: $10,789 AUD|Avg: $6,928 AUD|+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 10$5,337 AUD
Retailer 6$5,407 AUD
Retailer 9$5,747 AUD
Retailer 8$5,764 AUD
Retailer 2$6,065 AUD
Retailer 1$6,548 AUD
Retailer 7$6,748 AUD
Retailer 4$7,525 AUD
Retailer 3$8,167 AUD
Retailer 5$10,632 AUD

43 data points across 10 retailers

16 retailers$5,337 AUD to $13,263 AUD

B+
Cheapest Retailer
-
$5,337 AUD
B+
Retailer 2
-
$5,407 AUD
View
B
Retailer 3
-
$5,747 AUD
View
B
Retailer 4
-
$5,764 AUD
View
Retailer 5
-
$6,065 AUD
View
Price last confirmed 8 days ago
B
Retailer 6
-
$6,065 AUD
View
B
Retailer 7
-
$6,065 AUD
View
B
Retailer 8
-
$6,548 AUD
View
Retailer 9
-
$6,748 AUD
View
Price last confirmed 28 days ago
B
Retailer 10
-
$6,998 AUD
View
Retailer 11
-
$7,394 AUD
View
Price last confirmed 14 days ago
B
Retailer 12
-
$7,525 AUD
View
B
Retailer 13
-
$8,167 AUD
View
B
Retailer 14
-
$10,632 AUD
View
C
Retailer 15
-
$11,662 AUD
View
Most Expensive
C
Diamond Quarter
1.03SI1E5193311EN · Nov 5
$13,263 AUD
£7,311 GBP
View
15 more retailers have this diamond
Prices start from $5,337 AUDSave up to $7,926 AUD

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.

B+
1.03ct Round
$5,337 AUD