Radiant|Natural|GIA

0.50ct E SI1 Radiant Natural Diamond

EX • E/SI1 • GIA 3415682147

Certificate GIA 3415682147

Diamond specifications and retailer prices

From €547 EUR
$611 USD
As of October 29, 2026
Save €1,671 EUR (75%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €2,218 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.5ct natural radiant diamond

This 0.5ct natural radiant sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 3415682147. Listed at 16 retailers as of October 29, 2026, with prices from €547 to €2,218, a €1,671 spread on the same certified stone. NZ Jewellers lists it at €2,218. 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 (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3415682147
Dimensions4.30 × 4.24 × 2.95 mm
L/W Ratio1.01
Top View
4.30 mm4.24 mm0.50 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 3415682147
Side View
Table 67.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 69.5%

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 29
Current: €815 EUR|Low: €547 EUR|High: €1,280 EUR|Avg: €918 EUR|+2.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 6€547 EUR
Retailer 8€707 EUR
Retailer 1€815 EUR
Retailer 9€859 EUR
Retailer 4€886 EUR
Retailer 3€1,000 EUR
Retailer 7€1,063 EUR
Retailer 5€1,089 EUR
Retailer 2€1,272 EUR

42 data points across 9 retailers

16 retailers€547 EUR to €2,218 EUR

A
Cheapest Retailer
-
€547 EUR
$611 USD
Final sale: no returns
B+
Retailer 2
-
€683 EUR
$763 USD
View
B+
Retailer 3
-
€707 EUR
$790 USD
View
B+
Retailer 4
-
€707 EUR
$790 USD
View
B+
Retailer 5
-
€734 EUR
$820 USD
View
B+
Retailer 6
-
€777 EUR
£683 GBP
View
B+
Retailer 7
-
€815 EUR
£717 GBP
View
B+
Retailer 8
-
€816 EUR
$912 USD
View
B+
Retailer 9
-
€826 EUR
$923 USD
View
B+
Retailer 10
-
€859 EUR
$960 USD
View
B+
Retailer 11
-
€886 EUR
£780 GBP
View
B+
Retailer 12
-
€1,000 EUR
View
Retailer 13
-
€1,063 EUR
A$1,828 AUD
View
Price last confirmed 26 days ago
B
Retailer 14
-
€1,089 EUR
ZAR 19,654 ZAR
View
B
Retailer 15
-
€1,272 EUR
£1,119 GBP
View
Most Expensive
B
NZ Jewellers
26f34714-5150-4aba-a24c-4fbd9e560466 · Oct 30
€2,218 EUR
$2,478 USD
View
15 more retailers have this diamond
Prices start from €547 EURSave up to €1,671 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 Radiant
€547 EUR