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Round|Natural|GIA

1.03ct F SI2 Round Natural Diamond

GD • F/SI2 • GIA 6291496559

Certificate GIA 6291496559

Diamond specifications and retailer prices

From €2,483 EUR
As of November 6, 2026
Save €3,942 EUR (61%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €6,424 EUR at Diamond Quarter · As of November 6, 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 F colour (colourless) and SI2 clarity (slightly-included), with a standard cut grade and certified by GIA 6291496559. Listed at 13 retailers as of November 6, 2026, with prices from €2,483 to €6,424, a €3,942 spread on the same certified stone. Diamond Quarter lists it at €6,424. 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
F
Colour
SI2
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6291496559
Dimensions6.22 × 6.19 × 4.09 mm
L/W Ratio1.00
Star length55%
Lower girdle75%
Top View
6.22 mm6.19 mm1.03 ctF / SI2
OriginNatural
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6291496559
Side View
Table 63.0%Crown 38.5°Girdle: THK-VTKPavilion 41.8°Culet: NoneDepth 65.9%

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: €3,146 EUR|Low: €2,483 EUR|High: €5,331 EUR|Avg: €3,371 EUR|+1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 9€2,483 EUR
Retailer 7€2,512 EUR
Retailer 8€2,627 EUR
Retailer 3€2,772 EUR
Retailer 12€2,772 EUR
Retailer 10€2,879 EUR
Retailer 1€3,146 EUR
Retailer 2€3,198 EUR
Retailer 4€3,468 EUR
Retailer 5€3,553 EUR
Retailer 6€5,103 EUR
Retailer 11€5,331 EUR

42 data points across 12 retailers

13 retailers€2,483 EUR to €6,424 EUR

B+
Cheapest Retailer
-
€2,483 EUR
B+
Retailer 2
-
€2,512 EUR
View
B+
Retailer 3
-
€2,627 EUR
View
B+
Retailer 4
-
€2,772 EUR
View
Retailer 5
-
€2,772 EUR
View
Price last confirmed 9 days ago
B+
Retailer 6
-
€2,879 EUR
View
B
Retailer 7
-
€3,146 EUR
View
B
Retailer 8
-
€3,198 EUR
View
Retailer 9
-
€3,468 EUR
View
Price last confirmed 15 days ago
B
Retailer 10
-
€3,553 EUR
View
B
Retailer 11
-
€5,103 EUR
View
C
Retailer 12
-
€5,331 EUR
View
Most Expensive
C
Diamond Quarter
1.03SI2F62599220N · Nov 6
€6,424 EUR
£5,648 GBP
View
12 more retailers have this diamond
Prices start from €2,483 EURSave up to €3,942 EUR

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
€2,483 EUR