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Emerald|Lab Grown|IGI

0.50ct D SI1 Emerald Lab Grown Diamond

ID • D/SI1 • IGI LG783602487

Shape and cutting style on the report: Emerald cut

Certificate IGI LG783602487

Diamond specifications and retailer prices

From £61 GBP
$81 USD
As of October 29, 2026
Save £246 GBP (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £556 GBP at MOH London · As of October 21, 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG783602487 or 783602487. Listed at 15 retailers as of October 29, 2026, with a 405% 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
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle39.7°
Pavilion angle45.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783602487
Dimensions5.42 × 3.74 × 2.62 mm
L/W Ratio1.45
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.42 mm3.74 mm0.50 ctD / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI LG783602487
Side View
Table 72.0%Crown 39.7°Girdle: Slightly ThickPavilion 45.6°Culet: LargeDepth 70.1%

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: Oct 29
Current: £556 GBP|Low: £59 GBP|High: £560 GBP|Avg: £191 GBP|+0.3%
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 30, 2026
Retailer 9£61 GBP
Retailer 4£68 GBP
Retailer 14£71 GBP
Retailer 6£80 GBP
Retailer 11£80 GBP
Retailer 2£133 GBP
Retailer 10£148 GBP
Retailer 12£161 GBP
Retailer 5£164 GBP
Retailer 8£182 GBP
Retailer 13£243 GBP
Retailer 15£270 GBP
Retailer 3£285 GBP
Retailer 7£307 GBP
MOH London£556 GBP

44 data points across 15 retailers

15 retailers£61 GBP to £307 GBP

A
Cheapest Retailer
-
£61 GBP
$81 USD
A
Retailer 2
-
£68 GBP
$90 USD
View
Final sale: no returns
A
Retailer 3
-
£71 GBP
$94 USD
View
A
Retailer 4
-
£80 GBP
$107 USD
View
Retailer 5
-
£80 GBP
$107 USD
View
Price last confirmed 14 days ago
B+
Retailer 6
-
£133 GBP
View
B+
Retailer 7
-
£148 GBP
€188 EUR
View
B+
Retailer 8
-
£161 GBP
$215 USD
View
B+
Retailer 9
-
£164 GBP
$219 USD
View
B+
Retailer 10
-
£182 GBP
View
B
Retailer 11
-
£243 GBP
$323 USD
View
Retailer 12
-
£270 GBP
$360 USD
View
Price last confirmed 7 days ago
B
Retailer 13
-
£285 GBP
$380 USD
View
B
Retailer 14
-
£307 GBP
$409 USD
View
Most Expensive
MOH London
LG783602487 · Oct 21
£556 GBP
View
Price last confirmed 9 days ago
14 more retailers have this diamond
Prices start from £61 GBPSave up to £246 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
£61 GBP