Emerald|Lab Grown|IGI

0.43ct G SI1 Emerald Lab Grown Diamond

ID • G/SI1 • IGI LG576334187

Shape and cutting style on the report: Emerald cut

Certificate IGI LG576334187

Diamond specifications and retailer prices

From $70 USD
As of October 27, 2026
Save $574 USD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $644 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.43ct lab-grown emerald diamond

This 0.43ct lab-grown emerald sits in the sub-half-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG576334187 or 576334187. Listed at 13 retailers as of October 27, 2026, with prices from $70 to $644, a $574 spread on the same certified stone. MOH London lists it at $644. 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

0.43
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.2°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG576334187
Dimensions5.51 × 3.68 × 2.28 mm
L/W Ratio1.50
Culet sizeLarge
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
5.51 mm3.68 mm0.43 ctG / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG576334187
Side View
Table 71.0%Crown 34.2°Girdle: MediumPavilion 41.1°Culet: LargeDepth 62.0%

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: Oct 27
Current: $644 USD|Low: $67 USD|High: $648 USD|Avg: $218 USD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 8$70 USD
Retailer 12$82 USD
Retailer 9$93 USD
Retailer 11$93 USD
Retailer 7$120 USD
Retailer 2$156 USD
Retailer 6$179 USD
Retailer 5$210 USD
Retailer 10$280 USD
Retailer 3$295 USD
Retailer 4$394 USD
MOH London$644 USD

43 data points across 12 retailers

13 retailers$70 USD to $644 USD

A
Cheapest Retailer
-
$70 USD
A
Retailer 2
-
$82 USD
View
A
Retailer 3
-
$93 USD
View
A
Retailer 4
-
$93 USD
View
B+
Retailer 5
-
$120 USD
View
A
Retailer 6
-
$156 USD
£123 GBP
View
A
Retailer 7
-
$179 USD
€170 EUR
View
A
Retailer 8
-
$210 USD
£166 GBP
View
B+
Retailer 9
-
$213 USD
£168 GBP
View
B+
Retailer 10
-
$280 USD
View
B+
Retailer 11
-
$295 USD
SGD 399 SGD
View
Price last confirmed 17 days ago
B
Retailer 12
-
$394 USD
View
Most Expensive
B
MOH London
LG576334187 · Oct 29
$644 USD
£507 GBP
View
12 more retailers have this diamond
Prices start from $70 USDSave up to $574 USD

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
0.43ct Emerald
$70 USD