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Round|Natural|GIA

0.50ct J SI2 Round Natural Diamond

VG • J/SI2 • GIA 5566589568

Certificate GIA 5566589568

Diamond specifications and retailer prices

From £212 GBP
As of November 6, 2026
Save £875 GBP (81%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,087 GBP at NZ Jewellers · As of November 4, 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 J colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 5566589568. Listed at 19 retailers as of November 4, 2026, with prices from £212 to £1,087, a £875 spread on the same certified stone. NZ Jewellers lists it at £1,087. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.50
Carat
J
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle32°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 5566589568
Dimensions5.12 × 5.14 × 3.07 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Twinning Wisp
Top View
5.12 mm5.14 mm0.50 ctJ / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5566589568
Side View
Table 57.0%Crown 32°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 60.0%

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 6
Current: £1,087 GBP|Low: £212 GBP|High: £1,117 GBP|Avg: £393 GBP|-2.7%
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
Retailer 19
November 6, 2026
Retailer 2£212 GBP
Retailer 17£226 GBP
Retailer 19£247 GBP
Retailer 7£262 GBP
Retailer 9£284 GBP
Retailer 13£306 GBP
Retailer 12£308 GBP
Retailer 5£309 GBP
Retailer 18£317 GBP
Retailer 8£320 GBP
Retailer 6£327 GBP
Retailer 14£364 GBP
Retailer 16£372 GBP
Retailer 3£380 GBP
Retailer 4£382 GBP
Retailer 11£431 GBP
Retailer 15£474 GBP
Retailer 10£666 GBP
NZ Jewellers£1,087 GBP

15 data points across 19 retailers

19 retailers£212 GBP to £1,087 GBP

A
Cheapest Retailer
-
£212 GBP
A
Retailer 2
-
£226 GBP
View
A
Retailer 3
-
£247 GBP
View
A
Retailer 4
-
£262 GBP
View
Final sale: no returns
B+
Retailer 5
-
£284 GBP
View
B+
Retailer 6
-
£306 GBP
View
A
Retailer 7
-
£308 GBP
View
A
Retailer 8
-
£309 GBP
View
B+
Retailer 9
-
£317 GBP
View
A
Retailer 10
-
£320 GBP
View
A
Retailer 11
-
£327 GBP
View
B+
Retailer 12
-
£364 GBP
View
B+
Retailer 13
-
£372 GBP
View
B+
Retailer 14
-
£380 GBP
View
B+
Retailer 15
-
£382 GBP
View
B+
Retailer 16
-
£431 GBP
View
B+
Retailer 17
-
£474 GBP
View
B
Retailer 18
-
£666 GBP
View
Most Expensive
C
NZ Jewellers
927b57f1-4427-4c28-91f7-1598f84895c4 · Nov 4
£1,087 GBP
$1,463 USD
View
18 more retailers have this diamond
Prices start from £212 GBPSave up to £875 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
£212 GBP