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Round|Natural|IGI

0.53ct J SI1 Round Natural Diamond

EX • J/SI1 • IGI 797684152

Shape and cutting style on the report: Round brilliant

Certificate IGI 797684152

Diamond specifications and retailer prices

From £249 GBP
$334 USD
As of November 2, 2026
Save £785 GBP (76%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,034 GBP at NZ Jewellers · As of October 30, 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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 797684152. Listed at 14 retailers as of October 30, 2026, with prices from £249 to £1,034, a £785 spread on the same certified stone. NZ Jewellers lists it at £1,034. 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
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
Crown angle35.6°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 797684152
Dimensions5.16 × 5.19 × 3.23 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
5.16 mm5.19 mm0.53 ctJ / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
CertificateIGI 797684152
Side View
Table 56.0%Crown 35.6°Girdle: MediumPavilion 40.7°Culet: NoneDepth 62.3%

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 2
Current: £1,034 GBP|Low: £230 GBP|High: £1,034 GBP|Avg: £399 GBP
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
November 2, 2026
Retailer 14£249 GBP
Retailer 4£270 GBP
Retailer 13£290 GBP
Retailer 6£294 GBP
Retailer 12£301 GBP
Retailer 7£336 GBP
Retailer 15£346 GBP
Retailer 9£349 GBP
Retailer 2£362 GBP
Retailer 5£363 GBP
Retailer 3£367 GBP
Retailer 11£416 GBP
Retailer 8£444 GBP
Retailer 10£624 GBP
NZ Jewellers£1,034 GBP

44 data points across 15 retailers

14 retailers£249 GBP to £1,034 GBP

A
Cheapest Retailer
-
£249 GBP
$334 USD
Final sale: no returns
A
Retailer 2
-
£270 GBP
$362 USD
View
A
Retailer 3
-
£290 GBP
$389 USD
View
A
Retailer 4
-
£301 GBP
$403 USD
View
B+
Retailer 5
-
£336 GBP
$450 USD
View
B+
Retailer 6
-
£346 GBP
View
A
Retailer 7
-
£349 GBP
View
B+
Retailer 8
-
£362 GBP
View
B+
Retailer 9
-
£363 GBP
$487 USD
View
B+
Retailer 10
-
£367 GBP
$492 USD
View
B+
Retailer 11
-
£416 GBP
ZAR 9,015 ZAR
View
B+
Retailer 12
-
£444 GBP
€566 EUR
View
B
Retailer 13
-
£624 GBP
View
Most Expensive
C
NZ Jewellers
746766c7-9ba9-43c0-88d8-f8aa1028a839 · Oct 30
£1,034 GBP
$1,386 USD
View
13 more retailers have this diamond
Prices start from £249 GBPSave up to £785 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
£249 GBP