CaratHunter
Plans
Emerald|Lab Grown|IGI

1.00ct G SI2 Emerald Lab Grown Diamond

ID • G/SI2 • IGI LG512221612

Shape and cutting style on the report: Emerald cut

Certificate IGI LG512221612

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)
10 retailers carry this diamond
Most expensive: $3,898 AUD at MOH London · As of October 29, 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 LG512221612 or 512221612. Listed at 10 retailers as of October 29, 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 angle22.2°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512221612
Dimensions7.24 × 4.68 × 2.98 mm
L/W Ratio1.55
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
7.24 mm4.68 mm1.00 ctG / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512221612
Side View
Table 67.0%Crown 22.2°Girdle: STK-THKPavilion 37.6°Culet: LNGDepth 63.7%

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: $3,898 AUD|Low: $719 AUD|High: $3,923 AUD|Avg: $1,544 AUD|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 4$749 AUD
Retailer 10$839 AUD
Retailer 6$928 AUD
Retailer 9$928 AUD
Retailer 5$1,082 AUD
Retailer 7$1,439 AUD
Retailer 2$1,440 AUD
Retailer 3$2,397 AUD
Retailer 8$2,443 AUD
MOH London$3,898 AUD

44 data points across 10 retailers

10 retailers$749 AUD to $2,443 AUD

B+
Cheapest Retailer
-
$749 AUD
$526 USD
B+
Retailer 2
-
$839 AUD
$589 USD
View
Retailer 3
-
$928 AUD
$652 USD
View
Price last confirmed 15 days ago
B
Retailer 4
-
$928 AUD
$652 USD
View
B
Retailer 5
-
$1,082 AUD
$760 USD
View
B
Retailer 6
-
$1,439 AUD
$1,011 USD
View
B
Retailer 7
-
$1,440 AUD
£797 GBP
View
B
Retailer 8
-
$2,397 AUD
$1,684 USD
View
B
Retailer 9
-
$2,443 AUD
$1,716 USD
View
Most Expensive
MOH London
LG512221612 · Oct 29
$3,898 AUD
£2,156 GBP
View
Price under review
9 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