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Emerald|Natural|IGI

0.40ct K VS1 Emerald Natural Diamond

VG • K/VS1 • IGI 790618476

Shape and cutting style on the report: Emerald cut

Certificate IGI 790618476

Diamond specifications and retailer prices

From £204 GBP
As of November 1, 2026
Save £191 GBP (48%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £395 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 0.4ct natural emerald diamond

This 0.4ct natural emerald sits in the sub-half-carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 790618476. Listed at 6 retailers as of November 1, 2026, with prices from £204 to £395, a £191 spread on the same certified stone. MOH London lists it at £395. 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
K
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle38.1°
Pavilion angle38.2°
OriginNatural
Grading LabIGI
CertificateIGI 790618476
Dimensions5.01 × 3.51 × 2.28 mm
L/W Ratio1.43
Culet sizeLarge
Top View
5.01 mm3.51 mm0.40 ctK / VS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 790618476
Side View
Table 73.0%Crown 38.1°Girdle: MED-STKPavilion 38.2°Culet: LargeDepth 65.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £395 GBP|Low: £186 GBP|High: £427 GBP|Avg: £280 GBP|-7.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 5£186 GBP
Retailer 6£204 GBP
Retailer 3£236 GBP
Retailer 4£265 GBP
Retailer 2£292 GBP
MOH London£395 GBP

44 data points across 6 retailers

6 retailers£204 GBP to £395 GBP

Retailer 1
-
£186 GBP
Price last confirmed 8 days ago
B+
Retailer 2
-
£204 GBP
View
B+
Retailer 3
-
£236 GBP
View
B+
Retailer 4
-
£265 GBP
View
B+
Retailer 5
-
£292 GBP
View
Most Expensive
B
MOH London
AC5FA383F · Nov 2
£395 GBP
View
5 more retailers have this diamond
Prices start from £204 GBPSave up to £191 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
£204 GBP