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Round|Natural|GIA

0.50ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 6562414348

Certificate GIA 6562414348

Diamond specifications and retailer prices

From £437 GBP
As of November 4, 2026
Save £624 GBP (59%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £1,820 GBP at NZ Jewellers · As of October 3, 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 6562414348. Listed at 22 retailers as of November 4, 2026, with a 143% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle33°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6562414348
Dimensions5.21 × 5.17 × 3.10 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Knot
Top View
5.21 mm5.17 mm0.50 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6562414348
Side View
Table 58.0%Crown 33°Girdle: THN-MEDPavilion 40.8°Culet: NoneDepth 59.7%

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 4
Current: £747 GBP|Low: £437 GBP|High: £1,472 GBP|Avg: £762 GBP|-1.6%
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 3£437 GBP
Retailer 8£450 GBP
Retailer 4£535 GBP
Retailer 2£580 GBP
Retailer 9£605 GBP
Retailer 5£683 GBP
Retailer 6£698 GBP
Retailer 1£747 GBP
Retailer 7£816 GBP
Retailer 10£895 GBP
Retailer 11£1,061 GBP
Retailer 12£1,467 GBP

25 data points across 12 retailers

22 retailers£437 GBP to £1,061 GBP

A
Cheapest Retailer
-
£437 GBP
A
Retailer 2
-
£450 GBP
View
A
Retailer 3
-
£528 GBP
View
A
Retailer 4
-
£535 GBP
View
Final sale: no returns
A
Retailer 5
-
£543 GBP
View
Retailer 6
-
£580 GBP
View
Price last confirmed 8 days ago
Retailer 7
-
£580 GBP
View
Price last confirmed 36 days ago
A
Retailer 8
-
£605 GBP
View
Retailer 9
-
£623 GBP
View
Price last confirmed 38 days ago
Retailer 10
-
£669 GBP
View
Price last confirmed 35 days ago
B+
Retailer 11
-
£678 GBP
View
B+
Retailer 12
-
£683 GBP
View
B+
Retailer 13
-
£698 GBP
View
B+
Retailer 14
-
£706 GBP
View
B+
Retailer 15
-
£747 GBP
View
B+
Retailer 16
-
£785 GBP
View
B+
Retailer 17
-
£816 GBP
View
Retailer 18
-
£872 GBP
View
Price last confirmed 33 days ago
B+
Retailer 19
-
£895 GBP
View
B
Retailer 20
-
£1,061 GBP
View
Retailer 21
-
£1,467 GBP
View
Price last confirmed 9 days ago
Most Expensive
NZ Jewellers
e2dd0967-0ccf-40c0-8651-ba5958d1da59 · Oct 3
£1,820 GBP
$2,450 USD
View
Price last confirmed 34 days ago
21 more retailers have this diamond
Prices start from £437 GBPSave up to £624 GBP

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
£437 GBP