Princess|Lab Grown|IGI

0.50ct E SI2 Princess Lab Grown Diamond

ID • E/SI2 • IGI LG474113909

Shape and cutting style on the report: Princess cut

Certificate IGI LG474113909

Diamond specifications and retailer prices

From £225 GBP
$300 USD
As of October 27, 2026
Save £672 GBP (75%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £1,124 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.5ct lab-grown princess diamond

This 0.5ct lab-grown princess sits in the half to three-quarter carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG474113909 or 474113909. Listed at 10 retailers as of October 27, 2026, with a 298% 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

0.50
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle47.8°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG474113909
Dimensions4.12 × 4.08 × 3.20 mm
L/W Ratio1.01
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
4.12 mm4.08 mm0.50 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG474113909
Side View
Table 68.5%Crown 47.8°Girdle: MED-THKPavilion 39.5°Culet: NoneDepth 78.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: £1,124 GBP|Low: £216 GBP|High: £1,132 GBP|Avg: £508 GBP|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 4£225 GBP
Retailer 8£252 GBP
Retailer 5£279 GBP
Retailer 7£279 GBP
Retailer 6£457 GBP
Retailer 2£515 GBP
Retailer 9£551 GBP
Retailer 3£858 GBP
MOH London£1,124 GBP

17 data points across 9 retailers

10 retailers£225 GBP to £897 GBP

B+
Cheapest Retailer
-
£225 GBP
$300 USD
B
Retailer 2
-
£252 GBP
$335 USD
View
Final sale: no returns
B+
Retailer 3
-
£261 GBP
$348 USD
View
B+
Retailer 4
-
£279 GBP
$372 USD
View
B+
Retailer 5
-
£279 GBP
$372 USD
View
B
Retailer 6
-
£457 GBP
$608 USD
View
B
Retailer 7
-
£515 GBP
€653 EUR
View
B
Retailer 8
-
£858 GBP
$1,142 USD
View
B
Retailer 9
-
£897 GBP
$1,195 USD
View
Most Expensive
B
MOH London
LG474113909 · Oct 29
£1,124 GBP
View
Price under review
9 more retailers have this diamond
Prices start from £225 GBPSave up to £672 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.

B+
0.50ct Princess
£225 GBP