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Round|Natural|GIA

0.56ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 2566109863

Certificate GIA 2566109863

Diamond specifications and retailer prices

From £452 GBP
HK$4,700 HKD
As of October 29, 2026
Save £1,429 GBP (76%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £2,015 GBP at NZ Jewellers · As of September 8, 2026
View at NZ Jewellers

About this 0.56ct natural round diamond

This 0.56ct 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 2566109863. Listed at 22 retailers as of October 26, 2026, with a 316% 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

0.56
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2566109863
Dimensions5.25 × 5.29 × 3.29 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
5.25 mm5.29 mm0.56 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2566109863
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

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: Oct 29
Current: £1,880 GBP|Low: £451 GBP|High: £1,880 GBP|Avg: £689 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
Retailer 16
Retailer 17
Retailer 18
October 29, 2026
Retailer 10£452 GBP
Retailer 11£454 GBP
Retailer 5£553 GBP
Retailer 12£557 GBP
Retailer 18£567 GBP
Retailer 14£572 GBP
Retailer 3£600 GBP
Retailer 16£609 GBP
Retailer 7£623 GBP
Retailer 8£628 GBP
Retailer 15£692 GBP
Retailer 6£710 GBP
Retailer 2£722 GBP
Retailer 13£785 GBP
Retailer 4£815 GBP
Retailer 17£849 GBP
Retailer 9£1,100 GBP
NZ Jewellers£1,880 GBP

19 data points across 18 retailers

22 retailers£452 GBP to £1,880 GBP

A
Cheapest Retailer
-
£452 GBP
HK$4,700 HKD
A
Retailer 2
-
£454 GBP
₹57,518 INR
View
A
Retailer 3
-
£553 GBP
$737 USD
View
Final sale: no returns
A
Retailer 4
-
£557 GBP
$742 USD
View
A
Retailer 5
-
£567 GBP
€719 EUR
View
Price last confirmed 3 days ago
A
Retailer 6
-
£572 GBP
SGD 1,030 SGD
View
A
Retailer 7
-
£600 GBP
$799 USD
View
A
Retailer 8
-
£609 GBP
$811 USD
View
A
Retailer 9
-
£623 GBP
$829 USD
View
A
Retailer 10
-
£628 GBP
SGD 1,130 SGD
View
A
Retailer 11
-
£643 GBP
$856 USD
View
Price last confirmed 54 days ago
A
Retailer 12
-
£692 GBP
$921 USD
View
A
Retailer 13
-
£710 GBP
View
A
Retailer 14
-
£722 GBP
View
B+
Retailer 15
-
£741 GBP
$987 USD
View
Price last confirmed 52 days ago
B+
Retailer 16
-
£785 GBP
€996 EUR
View
B+
Retailer 17
-
£815 GBP
$1,085 USD
View
B+
Retailer 18
-
£848 GBP
A$1,738 AUD
View
B+
Retailer 19
-
£849 GBP
$1,131 USD
View
B+
Retailer 20
-
£1,100 GBP
View
B
Retailer 21
-
£1,880 GBP
$2,504 USD
View
Most Expensive
B
NZ Jewellers
8953341e-c575-4b8b-983a-a53c0afac632 · Sep 8
£2,015 GBP
$2,683 USD
View
Price last confirmed 50 days ago
21 more retailers have this diamond
Prices start from £452 GBPSave up to £1,429 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
0.56ct Round
£452 GBP