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Round|Natural|GIA

0.53ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 6455948039

Certificate GIA 6455948039

Diamond specifications and retailer prices

From £523 GBP
As of November 4, 2026
Save £1,292 GBP (71%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £1,815 GBP at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.53ct natural round diamond

This 0.53ct 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 6455948039. Listed at 18 retailers as of November 4, 2026, with prices from £523 to £1,815, a £1,292 spread on the same certified stone. NZ Jewellers lists it at £1,815. 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

0.53
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6455948039
Dimensions5.24 × 5.21 × 3.21 mm
L/W Ratio1.01
Top View
5.24 mm5.21 mm0.53 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6455948039
Side View
Table 58.0%Crown 33°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 61.4%

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: Nov 4
Current: £596 GBP|Low: £445 GBP|High: £1,047 GBP|Avg: £696 GBP|+5.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 5£534 GBP
Retailer 3£565 GBP
Retailer 1£596 GBP
Retailer 6£648 GBP
Retailer 2£813 GBP
Retailer 4£1,035 GBP

43 data points across 6 retailers

18 retailers£523 GBP to £1,815 GBP

Retailer 1
-
£516 GBP
Price last confirmed 17 days ago
A
Retailer 2
-
£523 GBP
View
A
Retailer 3
-
£534 GBP
View
Final sale: no returns
A
Retailer 4
-
£565 GBP
View
Retailer 5
-
£579 GBP
View
Price last confirmed 8 days ago
A
Retailer 6
-
£579 GBP
View
A
Retailer 7
-
£588 GBP
View
B+
Retailer 8
-
£596 GBP
View
B+
Retailer 9
-
£601 GBP
View
B+
Retailer 10
-
£632 GBP
View
B+
Retailer 11
-
£632 GBP
View
B+
Retailer 12
-
£654 GBP
View
B+
Retailer 13
-
£668 GBP
View
B+
Retailer 14
-
£677 GBP
View
B+
Retailer 15
-
£813 GBP
View
B
Retailer 16
-
£1,035 GBP
View
B
Retailer 17
-
£1,325 GBP
View
Most Expensive
B
NZ Jewellers
1167aea7-c09b-4089-911f-531ab3269339 · Nov 4
£1,815 GBP
$2,443 USD
View
17 more retailers have this diamond
Prices start from £523 GBPSave up to £1,292 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
0.53ct Round
£523 GBP