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Round|Natural|GIA

0.50ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 3565596855

Certificate GIA 3565596855

Diamond specifications and retailer prices

From £320 GBP
As of November 6, 2026
Save £1,016 GBP (76%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,336 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 3565596855. Listed at 19 retailers as of November 4, 2026, with prices from £320 to £1,336, a £1,016 spread on the same certified stone. NZ Jewellers lists it at £1,336. 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
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3565596855
Dimensions5.04 × 5.10 × 3.16 mm
L/W Ratio1.01
Culet sizeNone
Top View
5.04 mm5.10 mm0.50 ctG / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 3565596855
Side View
Table 58.0%CrownGirdle: THN-STKPavilionCulet: NoneDepth 62.4%

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: £1,336 GBP|Low: £299 GBP|High: £1,347 GBP|Avg: £528 GBP|-0.8%
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£320 GBP
Retailer 11£364 GBP
Retailer 9£371 GBP
Retailer 4£393 GBP
Retailer 7£415 GBP
Retailer 3£425 GBP
Retailer 6£426 GBP
Retailer 5£455 GBP
Retailer 16£458 GBP
Retailer 10£463 GBP
Retailer 19£492 GBP
Retailer 12£503 GBP
Retailer 13£511 GBP
Retailer 17£524 GBP
Retailer 15£528 GBP
Retailer 8£553 GBP
Retailer 14£585 GBP
Retailer 18£982 GBP
NZ Jewellers£1,336 GBP

15 data points across 19 retailers

19 retailers£320 GBP to £1,336 GBP

A
Cheapest Retailer
-
£320 GBP
Retailer 2
-
£364 GBP
View
Price last confirmed 15 days ago
A
Retailer 3
-
£371 GBP
View
A
Retailer 4
-
£393 GBP
View
Final sale: no returns
A
Retailer 5
-
£415 GBP
View
A
Retailer 6
-
£425 GBP
View
A
Retailer 7
-
£426 GBP
View
A
Retailer 8
-
£455 GBP
View
A
Retailer 9
-
£458 GBP
View
Retailer 10
-
£463 GBP
View
Price last confirmed 12 days ago
A
Retailer 11
-
£492 GBP
View
A
Retailer 12
-
£503 GBP
View
A
Retailer 13
-
£511 GBP
View
A
Retailer 14
-
£524 GBP
View
A
Retailer 15
-
£528 GBP
View
Retailer 16
-
£553 GBP
View
Price last confirmed 11 days ago
B+
Retailer 17
-
£585 GBP
View
B
Retailer 18
-
£982 GBP
View
Most Expensive
B
NZ Jewellers
9c80b91e-c180-4b4f-833d-1184cd23e18a · Nov 4
£1,336 GBP
$1,798 USD
View
18 more retailers have this diamond
Prices start from £320 GBPSave up to £1,016 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
£320 GBP