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Emerald|Lab Grown|IGI

0.50ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG684513101

Shape and cutting style on the report: Emerald cut

Certificate IGI LG684513101

Diamond specifications and retailer prices

From £70 GBP
$93 USD
As of October 27, 2026
Save £569 GBP (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £639 GBP at MOH London · As of October 29, 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 LG684513101 or 684513101. Listed at 15 retailers as of October 27, 2026, with prices from £70 to £639, a £569 spread on the same certified stone. MOH London lists it at £639. 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
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG684513101
Dimensions5.69 × 3.60 × 2.46 mm
L/W Ratio1.58
Culet sizeLarge
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
5.69 mm3.60 mm0.50 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG684513101
Side View
Table 67.0%Crown 31.7°Girdle: Slightly ThickPavilion 37.7°Culet: LargeDepth 68.3%

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: £639 GBP|Low: £67 GBP|High: £643 GBP|Avg: £190 GBP|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 29, 2026
Retailer 12£70 GBP
Retailer 7£78 GBP
Retailer 4£81 GBP
Retailer 3£92 GBP
Retailer 14£92 GBP
Retailer 6£116 GBP
Retailer 10£150 GBP
Retailer 8£162 GBP
Retailer 2£162 GBP
Retailer 9£209 GBP
Retailer 5£261 GBP
Retailer 13£278 GBP
Retailer 15£278 GBP
Retailer 11£310 GBP
MOH London£639 GBP

44 data points across 15 retailers

15 retailers£70 GBP to £639 GBP

A
Cheapest Retailer
-
£70 GBP
$93 USD
A
Retailer 2
-
£78 GBP
$104 USD
View
Final sale: no returns
A
Retailer 3
-
£81 GBP
$108 USD
View
A
Retailer 4
-
£92 GBP
$123 USD
View
A
Retailer 5
-
£92 GBP
$123 USD
View
A
Retailer 6
-
£116 GBP
$155 USD
View
A
Retailer 7
-
£150 GBP
$200 USD
View
B+
Retailer 8
-
£162 GBP
€205 EUR
View
B+
Retailer 9
-
£162 GBP
View
B+
Retailer 10
-
£209 GBP
View
B
Retailer 11
-
£261 GBP
$347 USD
View
B
Retailer 12
-
£278 GBP
$370 USD
View
B
Retailer 13
-
£278 GBP
$370 USD
View
B
Retailer 14
-
£310 GBP
$413 USD
View
Most Expensive
B
MOH London
LG684513101 · Oct 29
£639 GBP
View
14 more retailers have this diamond
Prices start from £70 GBPSave up to £569 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
£70 GBP