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Round|Natural|GIA

0.53ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 5413895599

Certificate GIA 5413895599

Diamond specifications and retailer prices

From £255 GBP
As of November 6, 2026
Save £1,140 GBP (82%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £1,395 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5413895599. Listed at 18 retailers as of November 4, 2026, with prices from £255 to £1,395, a £1,140 spread on the same certified stone. NZ Jewellers lists it at £1,395. 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
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5413895599
Dimensions5.28 × 5.24 × 3.15 mm
L/W Ratio1.01
Top View
5.28 mm5.24 mm0.53 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5413895599
Side View
Table 59.0%Crown 33°Girdle: THN-STKPavilion 41°Culet: NoneDepth 59.9%

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 6
Current: £255 GBP|Low: £255 GBP|High: £850 GBP|Avg: £446 GBP|-2.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 1£255 GBP
Retailer 8£336 GBP
Retailer 4£355 GBP
Retailer 5£368 GBP
Retailer 7£386 GBP
Retailer 2£445 GBP
Retailer 3£473 GBP
Retailer 6£839 GBP

36 data points across 8 retailers

18 retailers£255 GBP to £1,395 GBP

A
Cheapest Retailer
-
£255 GBP
A
Retailer 2
-
£304 GBP
View
A
Retailer 3
-
£336 GBP
View
Final sale: no returns
A
Retailer 4
-
£355 GBP
View
A
Retailer 5
-
£364 GBP
View
A
Retailer 6
-
£368 GBP
View
A
Retailer 7
-
£371 GBP
View
A
Retailer 8
-
£386 GBP
View
Retailer 9
-
£392 GBP
View
Price last confirmed 8 days ago
A
Retailer 10
-
£392 GBP
View
A
Retailer 11
-
£420 GBP
View
A
Retailer 12
-
£445 GBP
View
A
Retailer 13
-
£454 GBP
View
A
Retailer 14
-
£461 GBP
View
A
Retailer 15
-
£473 GBP
View
B
Retailer 16
-
£839 GBP
View
B
Retailer 17
-
£981 GBP
View
Most Expensive
B
NZ Jewellers
0cd56d25-4cea-4efd-b3fd-25ad6b0a8b10 · Nov 4
£1,395 GBP
$1,877 USD
View
17 more retailers have this diamond
Prices start from £255 GBPSave up to £1,140 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
£255 GBP