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Emerald|Lab Grown|IGI

0.50ct D SI1 Emerald Lab Grown Diamond

VG • D/SI1 • IGI LG648465680

Shape and cutting style on the report: Emerald cut

Certificate IGI LG648465680

Diamond specifications and retailer prices

From £319 GBP
As of October 29, 2026
5 retailers carry this diamond
Most expensive: £319 GBP at MD Diamonds and Jewellers
View at MD Diamonds and Jewellers

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 very-good cut grade and certified by IGI LG648465680 or 648465680. Listed at 5 retailers as of October 29, 2026. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.50
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle30.6°
Pavilion angle33.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG648465680
Dimensions5.47 × 4.00 × 2.42 mm
L/W Ratio1.37
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.47 mm4.00 mm0.50 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG648465680
Side View
Table 68.0%Crown 30.6°Girdle: MED-STKPavilion 33.1°Culet: LargeDepth 60.5%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: £319 GBP|Low: £131 GBP|High: £319 GBP|Avg: £245 GBP
MD Diamonds and Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 19, 2026
Retailer 5£140 GBP
Retailer 4£151 GBP
Retailer 2£248 GBP
Retailer 6£276 GBP
Retailer 3£293 GBP
Retailer 7£316 GBP
MD Diamonds and Jewellers£319 GBP

7 data points across 7 retailers

5 retailers

Retailer 1
-
£140 GBP
$188 USD
Price last confirmed 12 days ago
Retailer 2
-
£151 GBP
$202 USD
View
Price last confirmed 10 days ago
Retailer 3
-
£276 GBP
$370 USD
View
Price last confirmed 9 days ago
Retailer 4
-
£293 GBP
$393 USD
View
Price last confirmed 9 days ago
Most Expensive
B
MD Diamonds and Jewellers
LG648465680 · Oct 29
£319 GBP
View
4 more retailers have this diamond

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.

B
0.50ct Emerald
£319 GBP