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Emerald|Lab Grown|IGI

1.51ct I SI1 Emerald Lab Grown Diamond

ID • I/SI1 • IGI LG500149694

Shape and cutting style on the report: Emerald cut

Certificate IGI LG500149694

Diamond specifications and retailer prices

From €752 EUR
$840 USD
As of October 30, 2026
Save €3,605 EUR (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €4,357 EUR at MOH London · As of October 25, 2026
View at MOH London

About this 1.51ct lab-grown emerald diamond

This 1.51ct lab-grown emerald sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG500149694 or 500149694. Listed at 11 retailers as of October 25, 2026, with prices from €752 to €4,357, a €3,605 spread on the same certified stone. MOH London lists it at €4,357. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
I
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle27.9°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500149694
Dimensions7.74 × 5.33 × 3.66 mm
L/W Ratio1.45
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.74 mm5.33 mm1.51 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500149694
Side View
Table 63.5%Crown 27.9°Girdle: Slightly ThickPavilion 41.1°Culet: LNGDepth 68.7%

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 30
Current: €4,357 EUR|Low: €752 EUR|High: €4,404 EUR|Avg: €2,035 EUR|+0.1%
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 30, 2026
Retailer 2€752 EUR
Retailer 6€1,167 EUR
Retailer 11€1,270 EUR
Retailer 12€1,307 EUR
Retailer 7€1,354 EUR
Retailer 10€1,354 EUR
Retailer 3€1,508 EUR
Retailer 4€1,865 EUR
Retailer 8€2,142 EUR
Retailer 13€2,524 EUR
Retailer 9€2,538 EUR
Retailer 5€3,878 EUR
MOH London€4,357 EUR

15 data points across 13 retailers

11 retailers€752 EUR to €4,357 EUR

A
Cheapest Retailer
-
€752 EUR
$840 USD
B
Retailer 2
-
€1,167 EUR
$1,304 USD
View
B
Retailer 3
-
€1,270 EUR
$1,419 USD
View
B
Retailer 4
-
€1,307 EUR
$1,460 USD
View
Final sale: no returns
B+
Retailer 5
-
€1,354 EUR
$1,513 USD
View
Retailer 6
-
€1,354 EUR
$1,513 USD
View
Price last confirmed 19 days ago
B
Retailer 7
-
€1,508 EUR
$1,685 USD
View
B
Retailer 8
-
€2,142 EUR
$2,393 USD
View
B
Retailer 9
-
€2,524 EUR
$2,820 USD
View
B
Retailer 10
-
€2,538 EUR
$2,836 USD
View
Most Expensive
B
MOH London
LG500149694 · Oct 25
€4,357 EUR
£3,833 GBP
View
10 more retailers have this diamond
Prices start from €752 EURSave up to €3,605 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
1.51ct Emerald
€752 EUR