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Radiant|Natural|GIA

0.50ct F SI1 Radiant Natural Diamond

ID • F/SI1 • GIA 1428519795

Certificate GIA 1428519795

Diamond specifications and retailer prices

From €548 EUR
HK$4,800 HKD
As of November 1, 2026
Save €1,511 EUR (73%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €2,059 EUR at NZ Jewellers · As of November 3, 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 F 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 1428519795. Listed at 19 retailers as of November 1, 2026, with prices from €548 to €2,059, a €1,511 spread on the same certified stone. NZ Jewellers lists it at €2,059. 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
F
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1428519795
Dimensions5.01 × 3.92 × 2.73 mm
L/W Ratio1.28
Key to symbols
Indented Natural, Cloud
Top View
5.01 mm3.92 mm0.50 ctF / SI1
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1428519795
Side View
Table 67.0%CrownGirdlePavilionCulet: NoneDepth 69.7%

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: Nov 1
Current: €2,059 EUR|Low: €377 EUR|High: €2,059 EUR|Avg: €833 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 3, 2026
Retailer 8€548 EUR
Retailer 9€585 EUR
Retailer 7€588 EUR
Retailer 4€605 EUR
Retailer 17€656 EUR
Retailer 18€656 EUR
Retailer 16€682 EUR
Retailer 5€755 EUR
Retailer 3€758 EUR
Retailer 10€775 EUR
Retailer 2€788 EUR
Retailer 11€806 EUR
Retailer 6€811 EUR
Retailer 15€823 EUR
Retailer 13€931 EUR
Retailer 14€1,013 EUR
Retailer 12€1,203 EUR
NZ Jewellers€2,059 EUR

27 data points across 18 retailers

19 retailers€548 EUR to €2,059 EUR

A
Cheapest Retailer
-
€548 EUR
HK$4,800 HKD
A
Retailer 2
-
€588 EUR
$660 USD
View
B+
Retailer 3
-
€605 EUR
$679 USD
View
Final sale: no returns
B+
Retailer 4
-
€656 EUR
$736 USD
View
B+
Retailer 5
-
€656 EUR
$736 USD
View
B+
Retailer 6
-
€682 EUR
SGD 1,033 SGD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
€682 EUR
$765 USD
View
B+
Retailer 8
-
€755 EUR
$847 USD
View
B+
Retailer 9
-
€758 EUR
$850 USD
View
B+
Retailer 10
-
€775 EUR
$869 USD
View
B+
Retailer 11
-
€788 EUR
£696 GBP
View
B+
Retailer 12
-
€806 EUR
£712 GBP
View
B
Retailer 13
-
€811 EUR
$910 USD
View
B
Retailer 14
-
€823 EUR
£727 GBP
View
B
Retailer 15
-
€898 EUR
$1,008 USD
View
B+
Retailer 16
-
€931 EUR
View
B
Retailer 17
-
€1,013 EUR
ZAR 18,364 ZAR
View
B
Retailer 18
-
€1,203 EUR
£1,062 GBP
View
Most Expensive
B
NZ Jewellers
31cb2d8d-b0a1-4357-8128-729f54310a37 · Nov 3
€2,059 EUR
$2,309 USD
View
18 more retailers have this diamond
Prices start from €548 EURSave up to €1,511 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
€548 EUR