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0.56ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG414059671

Shape and cutting style on the report: Round brilliant

Certificate IGI LG414059671

Diamond specifications and retailer prices

From £231 GBP
$310 USD
As of November 2, 2026
Save £1,167 GBP (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,398 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 0.56ct lab-grown round diamond

This 0.56ct lab-grown round sits in the half to three-quarter carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG414059671 or 414059671. Listed at 12 retailers as of November 1, 2026, with prices from £231 to £1,398, a £1,167 spread on the same certified stone. MOH London lists it at £1,398. 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
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle32.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG414059671
Dimensions5.40 × 5.35 × 3.22 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeMedium
Cert comments
This Laboratory grown diamond was created by high pressure high temperature process (HPHT) Type II
Top View
5.40 mm5.35 mm0.56 ctF / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG414059671
Side View
Table 56.5%Crown 32.7°Girdle: THN-MEDPavilion 40.7°Culet: MediumDepth 59.9%

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: £1,398 GBP|Low: £218 GBP|High: £1,415 GBP|Avg: £603 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 5£231 GBP
Retailer 8£288 GBP
Retailer 4£323 GBP
Retailer 12£323 GBP
Retailer 9£358 GBP
Retailer 11£358 GBP
Retailer 10£569 GBP
Retailer 6£640 GBP
Retailer 2£647 GBP
Retailer 7£1,004 GBP
Retailer 3£1,151 GBP
MOH London£1,398 GBP

43 data points across 12 retailers

12 retailers£231 GBP to £1,398 GBP

A
Cheapest Retailer
-
£231 GBP
$310 USD
B+
Retailer 2
-
£288 GBP
$387 USD
View
B+
Retailer 3
-
£323 GBP
$434 USD
View
B+
Retailer 4
-
£323 GBP
$434 USD
View
Final sale: no returns
Retailer 5
-
£358 GBP
$480 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
£358 GBP
$480 USD
View
B
Retailer 7
-
£569 GBP
$764 USD
View
B
Retailer 8
-
£640 GBP
€818 EUR
View
B
Retailer 9
-
£647 GBP
View
B
Retailer 10
-
£1,004 GBP
$1,347 USD
View
B
Retailer 11
-
£1,151 GBP
$1,544 USD
View
Most Expensive
B
MOH London
LG414059671 · Nov 1
£1,398 GBP
View
11 more retailers have this diamond
Prices start from £231 GBPSave up to £1,167 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
£231 GBP