Round|Natural|GIA

1.03ct E SI1 Round Natural Diamond

GD • E/SI1 • GIA 5196995793

Certificate GIA 5196995793

Diamond specifications and retailer prices

From $3,736 USD
As of November 6, 2026
Save $5,549 USD (60%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $9,285 USD 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 $3,736 to $9,285, a $5,549 spread on the same certified stone. Diamond Quarter lists it at $9,285. 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
Color
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: $4,584 USD|Low: $3,736 USD|High: $7,553 USD|Avg: $4,850 USD|+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$3,736 USD
Retailer 6$3,785 USD
Retailer 9$4,023 USD
Retailer 8$4,035 USD
Retailer 2$4,246 USD
Retailer 1$4,584 USD
Retailer 7$4,724 USD
Retailer 4$5,268 USD
Retailer 3$5,717 USD
Retailer 5$7,443 USD

43 data points across 10 retailers

16 retailers$3,736 USD to $9,285 USD

B+
Cheapest Retailer
-
$3,736 USD
B+
Retailer 2
-
$3,785 USD
View
B
Retailer 3
-
$4,023 USD
View
B
Retailer 4
-
$4,035 USD
View
Retailer 5
-
$4,246 USD
View
Price last confirmed 8 days ago
B
Retailer 6
-
$4,246 USD
View
B
Retailer 7
-
$4,246 USD
View
B
Retailer 8
-
$4,584 USD
View
Retailer 9
-
$4,724 USD
View
Price last confirmed 28 days ago
B
Retailer 10
-
$4,899 USD
View
Retailer 11
-
$5,176 USD
View
Price last confirmed 14 days ago
B
Retailer 12
-
$5,268 USD
View
B
Retailer 13
-
$5,717 USD
View
B
Retailer 14
-
$7,443 USD
View
C
Retailer 15
-
$8,164 USD
View
Most Expensive
C
Diamond Quarter
1.03SI1E5193311EN · Nov 5
$9,285 USD
£7,311 GBP
View
15 more retailers have this diamond
Prices start from $3,736 USDSave up to $5,549 USD

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
$3,736 USD