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Emerald|Lab Grown|IGI

5.51ct E VS2 Emerald Lab Grown Diamond

ID • E/VS2 • IGI LG787668278

Shape and cutting style on the report: Emerald cut

Certificate IGI LG787668278

Diamond specifications and retailer prices

From £845 GBP
$1,125 USD
As of October 28, 2026
Save £1,652 GBP (66%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £2,497 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 5.51ct lab-grown emerald diamond

This 5.51ct lab-grown emerald sits in the over five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG787668278 or 787668278. Listed at 7 retailers as of October 28, 2026, with prices from £845 to £2,497, a £1,652 spread on the same certified stone. MOH London lists it at £2,497. 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

5.51
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787668278
Dimensions12.32 × 8.42 × 5.27 mm
L/W Ratio1.46
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.32 mm8.42 mm5.51 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787668278
Side View
Table 66.0%Crown 36.7°Girdle: MediumPavilion 37.2°Culet: LargeDepth 62.6%

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 28
Current: £2,497 GBP|Low: £845 GBP|High: £2,544 GBP|Avg: £1,409 GBP|-1.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 4£845 GBP
Retailer 6£891 GBP
Retailer 3£939 GBP
Retailer 2£943 GBP
Retailer 5£1,683 GBP
Retailer 7£2,033 GBP
MOH London£2,497 GBP

43 data points across 7 retailers

7 retailers£845 GBP to £2,497 GBP

B+
Cheapest Retailer
-
£845 GBP
$1,125 USD
A
Retailer 2
-
£891 GBP
$1,187 USD
View
A
Retailer 3
-
£939 GBP
€1,191 EUR
View
A
Retailer 4
-
£943 GBP
View
B+
Retailer 5
-
£1,683 GBP
$2,241 USD
View
B+
Retailer 6
-
£2,033 GBP
$2,707 USD
View
Most Expensive
B+
MOH London
LG787668278 · Oct 29
£2,497 GBP
View
6 more retailers have this diamond
Prices start from £845 GBPSave up to £1,652 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
5.51ct Emerald
£845 GBP