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1.03ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 7491801551

Shape and cutting style on the report: Round

Certificate GIA 7491801551

Diamond specifications and retailer prices

From €2,640 EUR
As of November 6, 2026
Save €3,784 EUR (59%) vs most expensive(unlock to see where)
15 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 top-tier cut grade and certified by GIA 7491801551. Listed at 15 retailers as of November 6, 2026, with prices from €2,640 to €6,424, a €3,784 spread on the same certified stone. Diamond Quarter lists it at €6,424. 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
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7491801551
Dimensions6.49 × 6.46 × 4.02 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Girdle conditionFaceted
Key to symbols
Cloud, Crystal, Needle
Top View
6.49 mm6.46 mm1.03 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7491801551
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.1%

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: €3,377 EUR|Low: €2,288 EUR|High: €5,720 EUR|Avg: €3,665 EUR|+1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 4€2,602 EUR
Retailer 8€2,640 EUR
Retailer 5€2,745 EUR
Retailer 9€2,974 EUR
Retailer 6€3,088 EUR
Retailer 1€3,377 EUR
Retailer 2€3,818 EUR
Retailer 3€5,475 EUR
Retailer 7€5,720 EUR

39 data points across 9 retailers

15 retailers€2,640 EUR to €6,424 EUR

B+
Cheapest Retailer
-
€2,640 EUR
B+
Retailer 2
-
€2,745 EUR
View
Final sale: no returns
Retailer 3
-
€2,974 EUR
View
Price last confirmed 9 days ago
B+
Retailer 4
-
€2,974 EUR
View
B+
Retailer 5
-
€3,088 EUR
View
B+
Retailer 6
-
€3,377 EUR
View
B+
Retailer 7
-
€3,377 EUR
View
B+
Retailer 8
-
€3,377 EUR
View
B+
Retailer 9
-
€3,431 EUR
View
B+
Retailer 10
-
€3,484 EUR
View
Retailer 11
-
€3,718 EUR
View
Price last confirmed 15 days ago
B+
Retailer 12
-
€3,818 EUR
View
B
Retailer 13
-
€5,475 EUR
View
B
Retailer 14
-
€5,720 EUR
View
Most Expensive
B
Diamond Quarter
1.03SI2F74518A09N · Nov 6
€6,424 EUR
£5,648 GBP
View
14 more retailers have this diamond
Prices start from €2,640 EURSave up to €3,784 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
€2,640 EUR