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Radiant|Natural|GIA

0.50ct G SI1 Radiant Natural Diamond

ID • G/SI1 • GIA 2394626294

Certificate GIA 2394626294

Diamond specifications and retailer prices

From £439 GBP
HK$4,600 HKD
As of November 1, 2026
Save £1,190 GBP (73%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,629 GBP at NZ Jewellers · As of November 3, 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2394626294. Listed at 19 retailers as of November 1, 2026, with prices from £439 to £1,629, a £1,190 spread on the same certified stone. NZ Jewellers lists it at £1,629. 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
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2394626294
Dimensions5.03 × 3.91 × 2.73 mm
L/W Ratio1.29
Top View
5.03 mm3.91 mm0.50 ctG / SI1
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2394626294
Side View
Table 66.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 69.7%

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 1
Current: £1,629 GBP|Low: £312 GBP|High: £1,629 GBP|Avg: £671 GBP
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
November 3, 2026
Retailer 8£439 GBP
Retailer 6£461 GBP
Retailer 7£462 GBP
Retailer 4£479 GBP
Retailer 17£519 GBP
Retailer 18£519 GBP
Retailer 16£540 GBP
Retailer 3£599 GBP
Retailer 5£606 GBP
Retailer 10£618 GBP
Retailer 2£636 GBP
Retailer 11£638 GBP
Retailer 15£651 GBP
Retailer 9£652 GBP
Retailer 13£739 GBP
Retailer 14£802 GBP
Retailer 12£1,200 GBP
NZ Jewellers£1,629 GBP

27 data points across 18 retailers

19 retailers£439 GBP to £1,629 GBP

A
Cheapest Retailer
-
£439 GBP
HK$4,600 HKD
A
Retailer 2
-
£462 GBP
$620 USD
View
A
Retailer 3
-
£479 GBP
$643 USD
View
Final sale: no returns
B+
Retailer 4
-
£519 GBP
$697 USD
View
B+
Retailer 5
-
£519 GBP
$697 USD
View
B+
Retailer 6
-
£540 GBP
$724 USD
View
B+
Retailer 7
-
£540 GBP
SGD 979 SGD
View
B+
Retailer 8
-
£599 GBP
$804 USD
View
B+
Retailer 9
-
£606 GBP
$813 USD
View
B+
Retailer 10
-
£618 GBP
$829 USD
View
B+
Retailer 11
-
£636 GBP
View
B+
Retailer 12
-
£638 GBP
View
B+
Retailer 13
-
£651 GBP
View
B+
Retailer 14
-
£652 GBP
$875 USD
View
B+
Retailer 15
-
£713 GBP
$956 USD
View
B+
Retailer 16
-
£739 GBP
€944 EUR
View
B
Retailer 17
-
£802 GBP
ZAR 17,384 ZAR
View
B
Retailer 18
-
£1,200 GBP
View
Most Expensive
B
NZ Jewellers
9422a3a6-b663-4a0d-95ba-9140413b527f · Nov 3
£1,629 GBP
$2,186 USD
View
18 more retailers have this diamond
Prices start from £439 GBPSave up to £1,190 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 Radiant
£439 GBP