Emerald|Lab Grown|IGI

4.78ct H VS1 Emerald Lab Grown Diamond

ID • H/VS1 • IGI LG733544456

Shape and cutting style on the report: Emerald cut

Certificate IGI LG733544456

Diamond specifications and retailer prices

From €990 EUR
As of October 29, 2026
Save €1,895 EUR (66%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €2,885 EUR at MOH London · As of October 26, 2026
View at MOH London

About this 4.78ct lab-grown emerald diamond

This 4.78ct lab-grown emerald sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG733544456 or 733544456. Listed at 7 retailers as of October 26, 2026, with prices from €990 to €2,885, a €1,895 spread on the same certified stone. MOH London lists it at €2,885. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.78
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG733544456
Dimensions11.01 × 7.71 × 5.51 mm
L/W Ratio1.43
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.01 mm7.71 mm4.78 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG733544456
Side View
Table 67.0%Crown 38°Girdle: MediumPavilion 41.1°Culet: LargeDepth 71.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €2,885 EUR|Low: €859 EUR|High: €2,916 EUR|Avg: €1,662 EUR|+1.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 2€990 EUR
Retailer 4€1,018 EUR
Retailer 3€1,036 EUR
Retailer 5€1,373 EUR
Retailer 6€2,147 EUR
Retailer 7€2,291 EUR
MOH London€2,885 EUR

18 data points across 7 retailers

7 retailers€990 EUR to €2,885 EUR

A
Cheapest Retailer
-
€990 EUR
B+
Retailer 2
-
€1,018 EUR
$1,137 USD
View
A
Retailer 3
-
€1,036 EUR
$1,157 USD
View
A
Retailer 4
-
€1,373 EUR
$1,534 USD
View
B+
Retailer 5
-
€2,147 EUR
$2,399 USD
View
Retailer 6
-
€2,291 EUR
$2,560 USD
View
Price last confirmed 33 days ago
Most Expensive
B
MOH London
LG733544456 · Oct 26
€2,885 EUR
£2,538 GBP
View
6 more retailers have this diamond
Prices start from €990 EURSave up to €1,895 EUR

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
4.78ct Emerald
€990 EUR