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Emerald|Lab Grown|IGI

0.40ct D VS2 Emerald Lab Grown Diamond

D/VS2 • IGI LG579389011

Certificate IGI LG579389011

Diamond specifications and retailer prices

From £203 GBP
$270 USD
As of October 30, 2026
Save £38 GBP (16%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £240 GBP at Zales · As of October 30, 2026
View at Zales

About this 0.4ct lab-grown emerald diamond

This 0.4ct lab-grown emerald sits in the sub-half-carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included) and certified by IGI LG579389011 or 579389011. Listed at 3 retailers as of October 30, 2026, with prices from £203 to £240, a £38 spread on the same certified stone. Zales lists it at £240. 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

0.40
Carat
D
Colour
VS2
Clarity
-
Cut

Specifications

Cut
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG579389011
Dimensions5.31 × 3.52 mm
L/W Ratio1.51
Top View
5.31 mm3.52 mm0.40 ctD / VS2
OriginLab Grown
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG579389011
Side View
Table 59.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 62.5%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £240 GBP|Low: £203 GBP|High: £338 GBP|Avg: £277 GBP|-22.0%
Retailer 1
Retailer 2
Zales
July 31, 2026
Retailer 2£203 GBP
Retailer 1£240 GBP
Zales£240 GBP

11 data points across 3 retailers

3 retailers£203 GBP to £240 GBP

B
Cheapest Retailer
-
£203 GBP
$270 USD
B
Retailer 2
-
£240 GBP
$320 USD
View
Most Expensive
B
Zales
517833689 · Oct 30
£240 GBP
$320 USD
View
2 more retailers have this diamond
Prices start from £203 GBPSave up to £38 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.

B
0.40ct Emerald
£203 GBP