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Round|Natural|GIA

0.53ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 1563804391

Certificate GIA 1563804391

Diamond specifications and retailer prices

From £301 GBP
As of November 6, 2026
Save £867 GBP (74%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,168 GBP at Diamond Exchange Canada · As of November 5, 2026
View at Diamond Exchange Canada

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 1563804391. Listed at 13 retailers as of November 5, 2026, with prices from £301 to £1,168, a £867 spread on the same certified stone. Diamond Exchange Canada lists it at £1,168. 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
OriginNatural
Grading LabGIA
CertificateGIA 1563804391
Dimensions5.18 × 5.15 × 3.24 mm
L/W Ratio1.01
Top View
5.18 mm5.15 mm0.53 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1563804391
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.7%

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 6
Current: £1,168 GBP|Low: £301 GBP|High: £1,168 GBP|Avg: £577 GBP
Diamond Exchange Canada
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£301 GBP
Retailer 11£351 GBP
Retailer 3£375 GBP
Retailer 8£386 GBP
Retailer 10£407 GBP
Retailer 9£509 GBP
Retailer 6£511 GBP
Retailer 5£524 GBP
Retailer 7£552 GBP
Retailer 4£566 GBP
Retailer 12£938 GBP
Diamond Exchange Canada£1,168 GBP

5 data points across 12 retailers

13 retailers£301 GBP to £1,168 GBP

A
Cheapest Retailer
-
£301 GBP
A
Retailer 2
-
£351 GBP
View
A
Retailer 3
-
£375 GBP
View
Final sale: no returns
A
Retailer 4
-
£386 GBP
View
A
Retailer 5
-
£404 GBP
View
A
Retailer 6
-
£407 GBP
View
B+
Retailer 7
-
£509 GBP
View
A
Retailer 8
-
£511 GBP
View
A
Retailer 9
-
£524 GBP
View
B+
Retailer 10
-
£552 GBP
View
B+
Retailer 11
-
£566 GBP
View
B
Retailer 12
-
£938 GBP
View
Most Expensive
B
Diamond Exchange Canada
1999038441 · Nov 5
£1,168 GBP
CA$2,184 CAD
View
12 more retailers have this diamond
Prices start from £301 GBPSave up to £867 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
£301 GBP