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Emerald|Lab Grown|IGI

1.00ct G SI2 Emerald Lab Grown Diamond

ID • G/SI2 • IGI LG512204099

Shape and cutting style on the report: Emerald cut

Certificate IGI LG512204099

Diamond specifications and retailer prices

From $749 AUD
$526 USD
As of October 29, 2026
Save $1,694 AUD (69%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,882 AUD at MOH London · As of October 25, 2026
View at MOH London

About this 1ct lab-grown emerald diamond

This 1ct lab-grown emerald sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG512204099 or 512204099. Listed at 11 retailers as of October 28, 2026, with a 226% 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

1.00
Carat
G
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle24.2°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512204099
Dimensions6.80 × 4.93 × 2.99 mm
L/W Ratio1.38
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
6.80 mm4.93 mm1.00 ctG / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512204099
Side View
Table 70.5%Crown 24.2°Girdle: MediumPavilion 37.4°Culet: LNGDepth 60.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $3,882 AUD|Low: $596 AUD|High: $3,923 AUD|Avg: $1,456 AUD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 5$749 AUD
Retailer 3$837 AUD
Retailer 11$839 AUD
Retailer 7$928 AUD
Retailer 10$928 AUD
Retailer 6$1,082 AUD
Retailer 8$1,439 AUD
Retailer 2$1,440 AUD
Retailer 4$2,397 AUD
Retailer 9$2,443 AUD
MOH London$3,882 AUD

44 data points across 11 retailers

11 retailers$749 AUD to $2,443 AUD

B+
Cheapest Retailer
-
$749 AUD
$526 USD
B+
Retailer 2
-
$837 AUD
$588 USD
View
Final sale: no returns
B+
Retailer 3
-
$839 AUD
$589 USD
View
B
Retailer 4
-
$928 AUD
$652 USD
View
Retailer 5
-
$928 AUD
$652 USD
View
Price last confirmed 14 days ago
B
Retailer 6
-
$1,082 AUD
$760 USD
View
B
Retailer 7
-
$1,439 AUD
$1,011 USD
View
B
Retailer 8
-
$1,440 AUD
£797 GBP
View
B
Retailer 9
-
$2,397 AUD
$1,684 USD
View
B
Retailer 10
-
$2,443 AUD
$1,716 USD
View
Most Expensive
MOH London
LG512204099 · Oct 25
$3,882 AUD
£2,147 GBP
View
Price under review
10 more retailers have this diamond
Prices start from $749 AUDSave up to $1,694 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.

B+
1.00ct Emerald
$749 AUD