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Emerald|Lab Grown|IGI

0.51ct E VS1 Emerald Lab Grown Diamond

ID • E/VS1 • IGI LG752551115

Shape and cutting style on the report: Emerald cut

Certificate IGI LG752551115

Diamond specifications and retailer prices

From £127 GBP
$169 USD
As of October 27, 2026
Save £612 GBP (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £739 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 0.51ct lab-grown emerald diamond

This 0.51ct lab-grown emerald sits in the half to three-quarter carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG752551115 or 752551115. Listed at 13 retailers as of October 26, 2026, with prices from £127 to £739, a £612 spread on the same certified stone. MOH London lists it at £739. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG752551115
Dimensions3.77 × 5.27 × 2.55 mm
L/W Ratio1.40
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
3.77 mm5.27 mm0.51 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG752551115
Side View
Table 65.0%Crown 38.9°Girdle: MediumPavilion 41.3°Culet: LargeDepth 67.6%

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 27
Current: £739 GBP|Low: £127 GBP|High: £848 GBP|Avg: £331 GBP|-12.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 10£127 GBP
Retailer 3£142 GBP
Retailer 8£148 GBP
Retailer 11£158 GBP
Retailer 6£231 GBP
Retailer 2£276 GBP
Retailer 5£282 GBP
Retailer 12£282 GBP
Retailer 7£402 GBP
Retailer 9£507 GBP
Retailer 4£552 GBP
MOH London£739 GBP

45 data points across 12 retailers

13 retailers£127 GBP to £739 GBP

A
Cheapest Retailer
-
£127 GBP
$169 USD
A
Retailer 2
-
£142 GBP
$189 USD
View
Final sale: no returns
A
Retailer 3
-
£148 GBP
$196 USD
View
A
Retailer 4
-
£158 GBP
$210 USD
View
B+
Retailer 5
-
£231 GBP
A$473 AUD
View
B+
Retailer 6
-
£276 GBP
€349 EUR
View
B+
Retailer 7
-
£282 GBP
View
B+
Retailer 8
-
£282 GBP
$375 USD
View
B
Retailer 9
-
£402 GBP
A$822 AUD
View
B
Retailer 10
-
£507 GBP
$674 USD
View
B
Retailer 11
-
£552 GBP
$734 USD
View
B
Retailer 12
-
£669 GBP
View
Most Expensive
B
MOH London
LG752551115 · Oct 26
£739 GBP
View
12 more retailers have this diamond
Prices start from £127 GBPSave up to £612 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
0.51ct Emerald
£127 GBP