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Emerald|Lab Grown|IGI

0.30ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG782654187

Shape and cutting style on the report: Emerald cut

Certificate IGI LG782654187

Diamond specifications and retailer prices

From $178 AUD
$125 USD
As of October 28, 2026
Save $325 AUD (65%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $953 AUD at MOH London · As of October 26, 2026
View at MOH London

About this 0.3ct lab-grown emerald diamond

This 0.3ct lab-grown emerald sits in the sub-half-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG782654187 or 782654187. Listed at 8 retailers as of October 28, 2026, with a 182% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.30
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle39.3°
Pavilion angle43°
OriginLab Grown
Grading LabIGI
CertificateIGI LG782654187
Dimensions4.69 × 3.00 × 2.14 mm
L/W Ratio1.56
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
4.69 mm3.00 mm0.30 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG782654187
Side View
Table 69.0%Crown 39.3°Girdle: STK-THKPavilion 43°Culet: LargeDepth 71.3%

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 28
Current: $953 AUD|Low: $178 AUD|High: $964 AUD|Avg: $411 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 6$178 AUD
Retailer 2$238 AUD
Retailer 3$278 AUD
Retailer 4$332 AUD
Retailer 5$451 AUD
MOH London$953 AUD

39 data points across 6 retailers

8 retailers$178 AUD to $502 AUD

A
Cheapest Retailer
-
$178 AUD
$125 USD
B+
Retailer 2
-
$238 AUD
£132 GBP
View
B+
Retailer 3
-
$278 AUD
€186 EUR
View
B
Retailer 4
-
$332 AUD
£184 GBP
View
B
Retailer 5
-
$342 AUD
$240 USD
View
B
Retailer 6
-
$451 AUD
$317 USD
View
B
Retailer 7
-
$502 AUD
$353 USD
View
Most Expensive
B
MOH London
LG782654187 · Oct 26
$953 AUD
£527 GBP
View
Price under review
7 more retailers have this diamond
Prices start from $178 AUDSave up to $325 AUD

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
0.30ct Emerald
$178 AUD