Round|Natural|GIA

0.53ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 2506734467

Certificate GIA 2506734467

Diamond specifications and retailer prices

From £395 GBP
As of November 5, 2026
Save £771 GBP (66%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £1,677 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2506734467. Listed at 25 retailers as of November 5, 2026, with a 195% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2506734467
Dimensions5.22 × 5.20 × 3.16 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
5.22 mm5.20 mm0.53 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2506734467
Side View
Table 61.0%Crown 33.5°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 60.6%

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 5
Current: £632 GBP|Low: £395 GBP|High: £984 GBP|Avg: £656 GBP|+2.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 6£395 GBP
Retailer 2£493 GBP
Retailer 8£524 GBP
Retailer 10£535 GBP
Retailer 1£632 GBP
Retailer 5£651 GBP
Retailer 11£669 GBP
Retailer 4£712 GBP
Retailer 3£804 GBP
Retailer 7£825 GBP
Retailer 9£978 GBP

37 data points across 11 retailers

25 retailers£395 GBP to £1,166 GBP

A
Cheapest Retailer
-
£395 GBP
A
Retailer 2
-
£477 GBP
View
A
Retailer 3
-
£493 GBP
View
Final sale: no returns
A
Retailer 4
-
£524 GBP
View
Retailer 5
-
£535 GBP
View
Price last confirmed 8 days ago
Retailer 6
-
£535 GBP
View
Price last confirmed 39 days ago
Retailer 7
-
£535 GBP
View
Price last confirmed 20 days ago
Retailer 8
-
£535 GBP
View
Price last confirmed 21 days ago
Retailer 9
-
£555 GBP
View
Price last confirmed 22 days ago
A
Retailer 10
-
£604 GBP
View
Retailer 11
-
£617 GBP
View
Price last confirmed 40 days ago
A
Retailer 12
-
£617 GBP
View
A
Retailer 13
-
£632 GBP
View
A
Retailer 14
-
£633 GBP
View
B+
Retailer 15
-
£651 GBP
View
B+
Retailer 16
-
£669 GBP
View
B+
Retailer 17
-
£712 GBP
View
B+
Retailer 18
-
£732 GBP
View
Retailer 19
-
£804 GBP
View
Price last confirmed 32 days ago
B+
Retailer 20
-
£825 GBP
View
B+
Retailer 21
-
£978 GBP
View
B
Retailer 22
-
£1,166 GBP
View
Retailer 23
-
£1,677 GBP
View
Price last confirmed 43 days ago
Retailer 24
-
£1,677 GBP
View
Price last confirmed 20 days ago
Most Expensive
NZ Jewellers
f00c90dc-d2d2-48b0-8e09-675cecf9210e · Oct 30
£1,677 GBP
$2,257 USD
View
Price last confirmed 7 days ago
24 more retailers have this diamond
Prices start from £395 GBPSave up to £771 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
£395 GBP