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0.45ct E SI2 Round Lab Grown Diamond

EX • E/SI2 • IGI LG472168815

Shape and cutting style on the report: Round brilliant

Certificate IGI LG472168815

Diamond specifications and retailer prices

From £195 GBP
$260 USD
As of October 29, 2026
Save £722 GBP (79%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £917 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 0.45ct lab-grown round diamond

This 0.45ct lab-grown round sits in the sub-half-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG472168815 or 472168815. Listed at 6 retailers as of October 26, 2026, with prices from £195 to £917, a £722 spread on the same certified stone. MOH London lists it at £917. 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

0.45
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG472168815
Dimensions4.84 × 4.87 × 3.06 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
4.84 mm4.87 mm0.45 ctE / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG472168815
Side View
Table 55.5%Crown 36.3°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 63.1%

Caratlytics Score

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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: Oct 29
Current: £917 GBP|Low: £195 GBP|High: £927 GBP|Avg: £417 GBP|+0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 3£195 GBP
Retailer 6£214 GBP
Retailer 5£228 GBP
Retailer 4£384 GBP
Retailer 2£436 GBP
Retailer 7£451 GBP
Retailer 8£478 GBP
MOH London£917 GBP

15 data points across 8 retailers

6 retailers£195 GBP to £917 GBP

A
Cheapest Retailer
-
£195 GBP
$260 USD
B+
Retailer 2
-
£214 GBP
$285 USD
View
B+
Retailer 3
-
£228 GBP
$304 USD
View
B
Retailer 4
-
£384 GBP
$511 USD
View
B
Retailer 5
-
£436 GBP
€553 EUR
View
Most Expensive
B
MOH London
LG472168815 · Oct 26
£917 GBP
View
5 more retailers have this diamond
Prices start from £195 GBPSave up to £722 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
0.45ct Round
£195 GBP