Radiant|Natural|GIA

0.50ct E SI1 Radiant Natural Diamond

EX • E/SI1 • GIA 3415682147

Certificate GIA 3415682147

Diamond specifications and retailer prices

From $611 USD
As of October 29, 2026
Save $1,867 USD (75%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,478 USD at NZ Jewellers · As of October 27, 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 27, 2026, with prices from $611 to $2,478, a $1,867 spread on the same certified stone. NZ Jewellers lists it at $2,478. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $910 USD|Low: $611 USD|High: $1,430 USD|Avg: $1,026 USD|+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$611 USD
Retailer 8$790 USD
Retailer 1$910 USD
Retailer 9$960 USD
Retailer 4$990 USD
Retailer 3$1,117 USD
Retailer 7$1,188 USD
Retailer 5$1,217 USD
Retailer 2$1,421 USD

42 data points across 9 retailers

16 retailers$611 USD to $2,478 USD

A
Cheapest Retailer
-
$611 USD
Final sale: no returns
B+
Retailer 2
-
$763 USD
View
B+
Retailer 3
-
$790 USD
View
B+
Retailer 4
-
$790 USD
View
B+
Retailer 5
-
$820 USD
View
B+
Retailer 6
-
$868 USD
£683 GBP
View
B+
Retailer 7
-
$910 USD
£717 GBP
View
B+
Retailer 8
-
$912 USD
View
B+
Retailer 9
-
$923 USD
View
B+
Retailer 10
-
$960 USD
View
B+
Retailer 11
-
$990 USD
£780 GBP
View
B+
Retailer 12
-
$1,117 USD
€1,064 EUR
View
Retailer 13
-
$1,188 USD
A$1,828 AUD
View
Price last confirmed 26 days ago
B
Retailer 14
-
$1,217 USD
ZAR 19,654 ZAR
View
B
Retailer 15
-
$1,421 USD
£1,119 GBP
View
Most Expensive
B
NZ Jewellers
26f34714-5150-4aba-a24c-4fbd9e560466 · Oct 27
$2,478 USD
View
15 more retailers have this diamond
Prices start from $611 USDSave up to $1,867 USD

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
$611 USD