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Round|Lab Grown|IGI

0.46ct E SI2 Round Lab Grown Diamond

EX • E/SI2 • IGI LG487107084

Shape and cutting style on the report: Round brilliant

Certificate IGI LG487107084

Diamond specifications and retailer prices

From £193 GBP
As of November 5, 2026
Save £241 GBP (56%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £928 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.46ct lab-grown round diamond

This 0.46ct 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 LG487107084 or 487107084. Listed at 6 retailers as of November 3, 2026, with a 125% 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

0.46
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG487107084
Dimensions4.93 × 4.92 × 3.09 mm
L/W Ratio1.00
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
4.93 mm4.92 mm0.46 ctE / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG487107084
Side View
Table 57.5%Crown 34.2°Girdle: Slightly ThickPavilion 41.2°Culet: NoneDepth 62.7%

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: Nov 5
Current: £928 GBP|Low: £193 GBP|High: £935 GBP|Avg: £423 GBP|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 3, 2026
Retailer 3£193 GBP
Retailer 6£215 GBP
Retailer 5£230 GBP
Retailer 4£386 GBP
Retailer 2£435 GBP
Retailer 8£483 GBP
Retailer 7£484 GBP
MOH London£928 GBP

18 data points across 8 retailers

6 retailers£193 GBP to £435 GBP

A
Cheapest Retailer
-
£193 GBP
B+
Retailer 2
-
£215 GBP
View
Retailer 3
-
£230 GBP
View
Price last confirmed 12 days ago
B
Retailer 4
-
£386 GBP
View
B
Retailer 5
-
£435 GBP
View
Most Expensive
MOH London
LG487107084 · Oct 29
£928 GBP
View
Price last confirmed 8 days ago
5 more retailers have this diamond
Prices start from £193 GBPSave up to £241 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
0.46ct Round
£193 GBP