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Emerald|Lab Grown|IGI

1.43ct G SI1 Emerald Lab Grown Diamond

ID • G/SI1 • IGI LG526279558

Shape and cutting style on the report: Emerald cut

Certificate IGI LG526279558

Diamond specifications and retailer prices

From €247 EUR
As of November 6, 2026
Save €977 EUR (80%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €1,224 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 1.43ct lab-grown emerald diamond

This 1.43ct lab-grown emerald sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG526279558 or 526279558. Listed at 13 retailers as of November 2, 2026, with prices from €247 to €1,224, a €977 spread on the same certified stone. MOH London lists it at €1,224. 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

1.43
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle20.5°
Pavilion angle47.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG526279558
Dimensions7.80 × 5.27 × 3.56 mm
L/W Ratio1.48
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
7.80 mm5.27 mm1.43 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG526279558
Side View
Table 68.5%Crown 20.5°Girdle: STK-THKPavilion 47.5°Culet: LNGDepth 67.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €1,224 EUR|Low: €237 EUR|High: €1,239 EUR|Avg: €619 EUR|+3.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 7€247 EUR
Retailer 3€286 EUR
Retailer 9€306 EUR
Retailer 12€306 EUR
Retailer 5€445 EUR
Retailer 10€504 EUR
Retailer 2€533 EUR
Retailer 4€535 EUR
Retailer 6€939 EUR
Retailer 11€982 EUR
Retailer 8€1,221 EUR
MOH London€1,224 EUR

46 data points across 12 retailers

13 retailers€247 EUR to €1,224 EUR

A
Cheapest Retailer
-
€247 EUR
A
Retailer 2
-
€286 EUR
View
A
Retailer 3
-
€306 EUR
View
Retailer 4
-
€306 EUR
View
Price last confirmed 12 days ago
A
Retailer 5
-
€445 EUR
View
B+
Retailer 6
-
€504 EUR
View
B+
Retailer 7
-
€533 EUR
View
B+
Retailer 8
-
€535 EUR
View
B+
Retailer 9
-
€604 EUR
View
B
Retailer 10
-
€939 EUR
View
B
Retailer 11
-
€982 EUR
View
B
Retailer 12
-
€1,221 EUR
View
Most Expensive
B
MOH London
LG526279558 · Nov 2
€1,224 EUR
£1,082 GBP
View
12 more retailers have this diamond
Prices start from €247 EURSave up to €977 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
1.43ct Emerald
€247 EUR