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Round|Natural|GIA

1.03ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 6422256075

Certificate GIA 6422256075

Diamond specifications and retailer prices

From €1,896 EUR
As of October 31, 2026
Save €3,562 EUR (65%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €5,458 EUR at NZ Jewellers · As of November 5, 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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6422256075. Listed at 16 retailers as of October 31, 2026, with prices from €1,896 to €5,458, a €3,562 spread on the same certified stone. NZ Jewellers lists it at €5,458. 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
FluorescenceMedium
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6422256075
Dimensions6.46 × 6.42 × 4.05 mm
L/W Ratio1.01
Top View
6.46 mm6.42 mm1.03 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6422256075
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.9%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: €2,658 EUR|Low: €1,817 EUR|High: €4,418 EUR|Avg: €2,639 EUR
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 5€1,896 EUR
Retailer 6€1,914 EUR
Retailer 9€2,301 EUR
Retailer 7€2,409 EUR
Retailer 1€2,658 EUR
Retailer 8€2,711 EUR
Retailer 2€2,747 EUR
Retailer 4€2,946 EUR
Retailer 3€4,366 EUR

45 data points across 9 retailers

16 retailers€1,896 EUR to €5,458 EUR

A
Cheapest Retailer
-
€1,896 EUR
A
Retailer 2
-
€1,914 EUR
View
A
Retailer 3
-
€2,301 EUR
View
B+
Retailer 4
-
€2,409 EUR
View
Final sale: no returns
Retailer 5
-
€2,466 EUR
View
Price last confirmed 110 days ago
Retailer 6
-
€2,611 EUR
View
Price last confirmed 9 days ago
B+
Retailer 7
-
€2,611 EUR
View
B+
Retailer 8
-
€2,658 EUR
View
B+
Retailer 9
-
€2,711 EUR
View
B+
Retailer 10
-
€2,747 EUR
View
B+
Retailer 11
-
€2,946 EUR
View
B+
Retailer 12
-
€3,013 EUR
View
B
Retailer 13
-
€3,890 EUR
View
B
Retailer 14
-
€4,366 EUR
View
B
Retailer 15
-
€4,983 EUR
View
Most Expensive
B
NZ Jewellers
9aab954b-e2da-437f-8635-efbf6fcb3273 · Nov 5
€5,458 EUR
$6,094 USD
View
15 more retailers have this diamond
Prices start from €1,896 EURSave up to €3,562 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.

A
1.03ct Round
€1,896 EUR