Radiant|Natural|GIA

0.50ct E SI2 Radiant Natural Diamond

EX • E/SI2 • GIA 2564443022

Certificate GIA 2564443022

Diamond specifications and retailer prices

From $506 USD
As of October 29, 2026
Save $1,278 USD (72%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,784 USD at Queensmith · As of October 28, 2026
View at Queensmith

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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2564443022. Listed at 10 retailers as of October 28, 2026, with prices from $506 to $1,784, a $1,278 spread on the same certified stone. Queensmith lists it at $1,784. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2564443022
Dimensions5.15 × 3.97 × 2.68 mm
L/W Ratio1.30
Top View
5.15 mm3.97 mm0.50 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2564443022
Side View
Table 63.0%CrownGirdlePavilionCulet: NoneDepth 67.4%

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: $1,784 USD|Low: $491 USD|High: $1,820 USD|Avg: $976 USD|+1.8%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 9$506 USD
Retailer 6$592 USD
Retailer 3$660 USD
Retailer 7$681 USD
Retailer 5$689 USD
Retailer 2$692 USD
Retailer 8$719 USD
Retailer 4$1,276 USD
Retailer 10$1,724 USD
Queensmith$1,784 USD

21 data points across 10 retailers

10 retailers$506 USD to $1,784 USD

A
Cheapest Retailer
-
$506 USD
Final sale: no returns
A
Retailer 2
-
$592 USD
View
A
Retailer 3
-
$660 USD
£520 GBP
View
A
Retailer 4
-
$681 USD
View
A
Retailer 5
-
$689 USD
£542 GBP
View
A
Retailer 6
-
$692 USD
£545 GBP
View
A
Retailer 7
-
$719 USD
View
B
Retailer 8
-
$1,276 USD
£1,005 GBP
View
B
Retailer 9
-
$1,724 USD
View
Most Expensive
B
Queensmith
2564443022 · Oct 28
$1,784 USD
£1,405 GBP
View
9 more retailers have this diamond
Prices start from $506 USDSave up to $1,278 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
$506 USD