Round|Natural|GIA

0.50ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 1433817949

Certificate GIA 1433817949

Diamond specifications and retailer prices

From €569 EUR
As of October 31, 2026
Save €1,900 EUR (77%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: €2,469 EUR at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.5ct natural round diamond

This 0.5ct natural round sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1433817949. Listed at 24 retailers as of October 31, 2026, with prices from €569 to €2,469, a €1,900 spread on the same certified stone. NZ Jewellers lists it at €2,469. 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

0.50
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1433817949
Dimensions5.10 × 5.08 × 3.13 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Feather, Cloud
Top View
5.10 mm5.08 mm0.50 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1433817949
Side View
Table 58.0%Crown 34°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.5%

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: €1,013 EUR|Low: €568 EUR|High: €1,449 EUR|Avg: €916 EUR|-1.7%
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 11€569 EUR
Retailer 12€581 EUR
Retailer 4€726 EUR
Retailer 9€757 EUR
Retailer 5€802 EUR
Retailer 2€880 EUR
Retailer 6€906 EUR
Retailer 3€931 EUR
Retailer 7€984 EUR
Retailer 1€1,013 EUR
Retailer 8€1,215 EUR
Retailer 10€1,440 EUR

28 data points across 12 retailers

24 retailers€569 EUR to €2,469 EUR

A
Cheapest Retailer
-
€569 EUR
A
Retailer 2
-
€581 EUR
View
A
Retailer 3
-
€703 EUR
View
B+
Retailer 4
-
€726 EUR
View
Final sale: no returns
B+
Retailer 5
-
€757 EUR
View
B+
Retailer 6
-
€788 EUR
View
B+
Retailer 7
-
€797 EUR
View
B+
Retailer 8
-
€802 EUR
View
B+
Retailer 9
-
€818 EUR
View
B+
Retailer 10
-
€880 EUR
View
B+
Retailer 11
-
€905 EUR
View
B+
Retailer 12
-
€906 EUR
View
B+
Retailer 13
-
€909 EUR
View
B
Retailer 14
-
€931 EUR
View
B+
Retailer 15
-
€971 EUR
View
B+
Retailer 16
-
€984 EUR
View
B+
Retailer 17
-
€1,013 EUR
View
B+
Retailer 18
-
€1,042 EUR
View
B
Retailer 19
-
€1,181 EUR
View
Retailer 20
-
€1,183 EUR
View
Price last confirmed 33 days ago
B
Retailer 21
-
€1,215 EUR
View
B
Retailer 22
-
€1,440 EUR
View
B
Retailer 23
-
€1,638 EUR
View
Most Expensive
B
NZ Jewellers
e0159d74-02fa-4072-a3b9-2aa353d35d88 · Nov 4
€2,469 EUR
$2,771 USD
View
23 more retailers have this diamond
Prices start from €569 EURSave up to €1,900 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
0.50ct Round
€569 EUR