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Round|Natural|GIA

0.53ct K SI1 Round Natural Diamond

EX • K/SI1 • GIA 1563607284

Certificate GIA 1563607284

Diamond specifications and retailer prices

From £194 GBP
As of November 6, 2026
Save £800 GBP (80%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £994 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1563607284. Listed at 20 retailers as of November 4, 2026, with prices from £194 to £994, a £800 spread on the same certified stone. NZ Jewellers lists it at £994. 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
K
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1563607284
Dimensions5.17 × 5.21 × 3.22 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Feather, Cloud, Crystal
Top View
5.17 mm5.21 mm0.53 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1563607284
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.1%

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: £994 GBP|Low: £194 GBP|High: £1,022 GBP|Avg: £367 GBP|-2.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 6, 2026
Retailer 2£194 GBP
Retailer 18£206 GBP
Retailer 12£228 GBP
Retailer 9£259 GBP
Retailer 14£282 GBP
Retailer 11£287 GBP
Retailer 4£289 GBP
Retailer 10£291 GBP
Retailer 5£297 GBP
Retailer 15£331 GBP
Retailer 13£334 GBP
Retailer 17£348 GBP
Retailer 3£349 GBP
Retailer 6£356 GBP
Retailer 19£402 GBP
Retailer 8£408 GBP
Retailer 7£424 GBP
Retailer 16£439 GBP
Retailer 20£599 GBP
NZ Jewellers£994 GBP

12 data points across 20 retailers

20 retailers£194 GBP to £994 GBP

A
Cheapest Retailer
-
£194 GBP
A
Retailer 2
-
£206 GBP
View
A
Retailer 3
-
£228 GBP
View
A
Retailer 4
-
£259 GBP
View
A
Retailer 5
-
£282 GBP
View
Retailer 6
-
£287 GBP
View
Price last confirmed 8 days ago
A
Retailer 7
-
£289 GBP
View
A
Retailer 8
-
£291 GBP
View
A
Retailer 9
-
£297 GBP
View
A
Retailer 10
-
£331 GBP
View
A
Retailer 11
-
£334 GBP
View
A
Retailer 12
-
£348 GBP
View
A
Retailer 13
-
£349 GBP
View
A
Retailer 14
-
£356 GBP
View
A
Retailer 15
-
£402 GBP
View
B+
Retailer 16
-
£408 GBP
View
B+
Retailer 17
-
£424 GBP
View
B+
Retailer 18
-
£439 GBP
View
B+
Retailer 19
-
£599 GBP
View
Most Expensive
B
NZ Jewellers
8cd6ddcf-712e-460e-88e8-9d20196b7a1b · Nov 4
£994 GBP
$1,338 USD
View
19 more retailers have this diamond
Prices start from £194 GBPSave up to £800 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
£194 GBP