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Emerald|Lab Grown|IGI

0.50ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG758530464

Shape and cutting style on the report: Emerald cut

Certificate IGI LG758530464

Diamond specifications and retailer prices

From £172 GBP
As of October 29, 2026
Save £491 GBP (74%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £663 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 0.5ct lab-grown emerald diamond

This 0.5ct lab-grown emerald sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG758530464 or 758530464. Listed at 6 retailers as of October 26, 2026, with prices from £172 to £663, a £491 spread on the same certified stone. MOH London lists it at £663. 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
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle30°
Pavilion angle42.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758530464
Dimensions5.32 × 3.83 × 2.69 mm
L/W Ratio1.39
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.32 mm3.83 mm0.50 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG758530464
Side View
Table 62.0%Crown 30°Girdle: ThinPavilion 42.2°Culet: LargeDepth 70.2%

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: Oct 29
Current: £663 GBP|Low: £161 GBP|High: £669 GBP|Avg: £285 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 2£172 GBP
Retailer 4£172 GBP
Retailer 5£185 GBP
Retailer 3£217 GBP
Retailer 6£320 GBP
MOH London£663 GBP

41 data points across 6 retailers

6 retailers£172 GBP to £663 GBP

B+
Cheapest Retailer
-
£172 GBP
A
Retailer 2
-
£172 GBP
€218 EUR
View
B+
Retailer 3
-
£185 GBP
$246 USD
View
B+
Retailer 4
-
£217 GBP
View
B
Retailer 5
-
£320 GBP
$426 USD
View
Most Expensive
B
MOH London
LG758530464 · Oct 26
£663 GBP
View
5 more retailers have this diamond
Prices start from £172 GBPSave up to £491 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
0.50ct Emerald
£172 GBP