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Emerald|Lab Grown|IGI

0.51ct E VS1 Emerald Lab Grown Diamond

ID • E/VS1 • IGI LG787649830

Shape and cutting style on the report: Emerald cut

Certificate IGI LG787649830

Diamond specifications and retailer prices

From €100 EUR
$111 USD
As of October 27, 2026
Save €721 EUR (88%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €1,140 EUR 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 LG787649830 or 787649830. Listed at 18 retailers as of October 27, 2026, with a 723% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.8°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787649830
Dimensions5.63 × 3.80 × 2.36 mm
L/W Ratio1.48
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
5.63 mm3.80 mm0.51 ctE / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG787649830
Side View
Table 61.0%Crown 33.8°Girdle: MediumPavilion 34.9°Culet: LargeDepth 62.1%

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: €1,140 EUR|Low: €111 EUR|High: €1,170 EUR|Avg: €463 EUR|-2.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 11€111 EUR
Retailer 7€116 EUR
Retailer 3€184 EUR
Retailer 9€189 EUR
Retailer 6€246 EUR
Retailer 2€281 EUR
Retailer 12€330 EUR
Retailer 8€331 EUR
Retailer 4€596 EUR
Retailer 5€712 EUR
Retailer 13€821 EUR
Retailer 10€1,114 EUR
MOH London€1,140 EUR

40 data points across 13 retailers

18 retailers€100 EUR to €821 EUR

A
Cheapest Retailer
-
€100 EUR
$111 USD
A
Retailer 2
-
€111 EUR
$123 USD
View
Final sale: no returns
A
Retailer 3
-
€116 EUR
$129 USD
View
A
Retailer 4
-
€131 EUR
$146 USD
View
A
Retailer 5
-
€131 EUR
$146 USD
View
A
Retailer 6
-
€184 EUR
$205 USD
View
A
Retailer 7
-
€189 EUR
$210 USD
View
B+
Retailer 8
-
€246 EUR
ZAR 4,429 ZAR
View
B+
Retailer 9
-
€281 EUR
£247 GBP
View
B
Retailer 10
-
€305 EUR
$339 USD
View
Price last confirmed 15 days ago
B+
Retailer 11
-
€330 EUR
$367 USD
View
B
Retailer 12
-
€331 EUR
$368 USD
View
B
Retailer 13
-
€438 EUR
$488 USD
View
B
Retailer 14
-
€596 EUR
$663 USD
View
B
Retailer 15
-
€712 EUR
£624 GBP
View
B
Retailer 16
-
€821 EUR
$914 USD
View
B
Retailer 17
-
€1,114 EUR
$1,240 USD
View
Price under review
Most Expensive
B
MOH London
LG787649830 · Oct 26
€1,140 EUR
£999 GBP
View
Price under review
17 more retailers have this diamond
Prices start from €100 EURSave up to €721 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
0.51ct Emerald
€100 EUR