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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 €99 EUR
$111 USD
As of October 29, 2026
Save €718 EUR (88%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €1,136 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 29, 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
Color
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 29
Current: €1,136 EUR|Low: €97 EUR|High: €1,165 EUR|Avg: €404 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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 31, 2026
Retailer 9€99 EUR
Retailer 15€110 EUR
Retailer 11€115 EUR
Retailer 4€131 EUR
Retailer 16€131 EUR
Retailer 5€183 EUR
Retailer 13€188 EUR
Retailer 10€245 EUR
Retailer 2€279 EUR
Retailer 17€328 EUR
Retailer 12€329 EUR
Retailer 8€437 EUR
Retailer 6€594 EUR
Retailer 7€709 EUR
Retailer 3€818 EUR
Retailer 14€1,110 EUR
MOH London€1,136 EUR

43 data points across 17 retailers

18 retailers€99 EUR to €818 EUR

A
Cheapest Retailer
-
€99 EUR
$111 USD
A
Retailer 2
-
€110 EUR
$123 USD
View
Final sale: no returns
A
Retailer 3
-
€115 EUR
$129 USD
View
A
Retailer 4
-
€131 EUR
$146 USD
View
A
Retailer 5
-
€131 EUR
$146 USD
View
A
Retailer 6
-
€183 EUR
$205 USD
View
A
Retailer 7
-
€188 EUR
$210 USD
View
B+
Retailer 8
-
€245 EUR
ZAR 4,429 ZAR
View
B+
Retailer 9
-
€279 EUR
£245 GBP
View
Retailer 10
-
€303 EUR
$339 USD
View
Price last confirmed 17 days ago
B+
Retailer 11
-
€328 EUR
$367 USD
View
B
Retailer 12
-
€329 EUR
$368 USD
View
B
Retailer 13
-
€437 EUR
$488 USD
View
B
Retailer 14
-
€594 EUR
$663 USD
View
B
Retailer 15
-
€709 EUR
£624 GBP
View
B
Retailer 16
-
€818 EUR
$914 USD
View
Retailer 17
-
€1,110 EUR
$1,240 USD
View
Price under review
Most Expensive
MOH London
LG787649830 · Oct 26
€1,136 EUR
£999 GBP
View
Price under review
17 more retailers have this diamond
Prices start from €99 EURSave up to €718 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
€99 EUR