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0.53ct I SI2 Round Natural Diamond

EX • I/SI2 • HRD 260000206354

Certificate HRD 260000206354

Diamond specifications and retailer prices

From £192 GBP
As of November 6, 2026
Save £822 GBP (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,015 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by HRD 260000206354. Listed at 14 retailers as of November 4, 2026, with prices from £192 to £1,015, a £822 spread on the same certified stone. NZ Jewellers lists it at £1,015. 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
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41°
OriginNatural
Grading LabHRD
CertificateHRD 260000206354
Dimensions5.19 × 5.22 × 3.21 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
5.19 mm5.22 mm0.53 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateHRD 260000206354
Side View
Table 58.0%Crown 35.2°Girdle: MED-MEDPavilion 41°Culet: NoneDepth 61.7%

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: £1,015 GBP|Low: £192 GBP|High: £1,065 GBP|Avg: £436 GBP|-4.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 2£192 GBP
Retailer 11£244 GBP
Retailer 10£265 GBP
Retailer 7£284 GBP
Retailer 9£296 GBP
Retailer 6£354 GBP
Retailer 4£357 GBP
Retailer 12£357 GBP
Retailer 5£435 GBP
Retailer 8£611 GBP
Retailer 3£818 GBP
NZ Jewellers£1,015 GBP

43 data points across 12 retailers

14 retailers£192 GBP to £1,015 GBP

A
Cheapest Retailer
-
£192 GBP
A
Retailer 2
-
£244 GBP
View
Final sale: no returns
A
Retailer 3
-
£265 GBP
View
A
Retailer 4
-
£284 GBP
View
Retailer 5
-
£291 GBP
View
Price last confirmed 60 days ago
A
Retailer 6
-
£296 GBP
View
Retailer 7
-
£335 GBP
View
Price last confirmed 59 days ago
A
Retailer 8
-
£354 GBP
View
A
Retailer 9
-
£357 GBP
View
A
Retailer 10
-
£357 GBP
View
A
Retailer 11
-
£435 GBP
View
B+
Retailer 12
-
£611 GBP
View
B
Retailer 13
-
£818 GBP
View
Most Expensive
B
NZ Jewellers
06a6af4e-7b91-48e9-ba15-20d5dc2bf441 · Nov 4
£1,015 GBP
$1,366 USD
View
13 more retailers have this diamond
Prices start from £192 GBPSave up to £822 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
£192 GBP