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Emerald|Lab Grown|IGI

0.50ct H SI1 Emerald Lab Grown Diamond

ID • H/SI1 • IGI LG539229259

Shape and cutting style on the report: Emerald cut

Certificate IGI LG539229259

Diamond specifications and retailer prices

From €110 EUR
$123 USD
As of October 29, 2026
Save €1,031 EUR (90%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €1,141 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 0.5ct lab-grown emerald diamond

This 0.5ct lab-grown emerald sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG539229259 or 539229259. Listed at 14 retailers as of October 29, 2026, with prices from €110 to €1,141, a €1,031 spread on the same certified stone. MOH London lists it at €1,141. 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

0.50
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle21.8°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG539229259
Dimensions5.39 × 3.80 × 2.43 mm
L/W Ratio1.42
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
5.39 mm3.80 mm0.50 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG539229259
Side View
Table 70.0%Crown 21.8°Girdle: STK-THKPavilion 37.6°Culet: LNGDepth 63.9%

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: €1,141 EUR|Low: €106 EUR|High: €1,488 EUR|Avg: €442 EUR|+0.5%
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
October 30, 2026
Retailer 10€110 EUR
Retailer 3€123 EUR
Retailer 15€127 EUR
Retailer 11€145 EUR
Retailer 14€145 EUR
Retailer 2€224 EUR
Retailer 12€262 EUR
Retailer 8€264 EUR
Retailer 4€289 EUR
Retailer 16€339 EUR
Retailer 13€437 EUR
Retailer 9€487 EUR
Retailer 6€488 EUR
Retailer 5€847 EUR
MOH London€1,141 EUR
Retailer 7€1,488 EUR

19 data points across 16 retailers

14 retailers€110 EUR to €1,141 EUR

A
Cheapest Retailer
-
€110 EUR
$123 USD
A
Retailer 2
-
€123 EUR
$137 USD
View
Final sale: no returns
A
Retailer 3
-
€127 EUR
$142 USD
View
A
Retailer 4
-
€145 EUR
$162 USD
View
A
Retailer 5
-
€145 EUR
$162 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
€224 EUR
$250 USD
View
B+
Retailer 7
-
€262 EUR
$293 USD
View
B+
Retailer 8
-
€264 EUR
HK$2,300 HKD
View
B+
Retailer 9
-
€339 EUR
$379 USD
View
B
Retailer 10
-
€437 EUR
$488 USD
View
B
Retailer 11
-
€487 EUR
$544 USD
View
B
Retailer 12
-
€488 EUR
$545 USD
View
B
Retailer 13
-
€847 EUR
$946 USD
View
Most Expensive
B
MOH London
LG539229259 · Oct 29
€1,141 EUR
£1,004 GBP
View
13 more retailers have this diamond
Prices start from €110 EURSave up to €1,031 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
0.50ct Emerald
€110 EUR