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Round|Lab Grown|IGI

0.33ct E SI2 Round Lab Grown Diamond

EX • E/SI2 • IGI LG488141568

Shape and cutting style on the report: Round brilliant

Certificate IGI LG488141568

Diamond specifications and retailer prices

From £146 GBP
$194 USD
As of October 27, 2026
Save £221 GBP (60%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £733 GBP at MOH London · As of October 21, 2026
View at MOH London

About this 0.33ct lab-grown round diamond

This 0.33ct 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 LG488141568 or 488141568. Listed at 7 retailers as of October 27, 2026, with a 152% 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

0.33
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG488141568
Dimensions4.47 × 4.44 × 2.70 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
4.47 mm4.44 mm0.33 ctE / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG488141568
Side View
Table 60.5%Crown 35.8°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.6%

Caratlytics Score

How it works →
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 27
Current: £733 GBP|Low: £146 GBP|High: £738 GBP|Avg: £309 GBP|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 6£146 GBP
Retailer 5£156 GBP
Retailer 10£160 GBP
Retailer 7£173 GBP
Retailer 4£280 GBP
Retailer 2£321 GBP
Retailer 3£327 GBP
Retailer 8£347 GBP
Retailer 9£362 GBP
Retailer 11£367 GBP
MOH London£733 GBP

14 data points across 11 retailers

7 retailers£146 GBP to £367 GBP

A
Cheapest Retailer
-
£146 GBP
$194 USD
B+
Retailer 2
-
£156 GBP
$208 USD
View
B+
Retailer 3
-
£173 GBP
$230 USD
View
B
Retailer 4
-
£280 GBP
$373 USD
View
B
Retailer 5
-
£321 GBP
€407 EUR
View
B
Retailer 6
-
£367 GBP
View
Most Expensive
B
MOH London
LG488141568 · Oct 21
£733 GBP
View
Price last confirmed 8 days ago
6 more retailers have this diamond
Prices start from £146 GBPSave up to £221 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
0.33ct Round
£146 GBP