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Emerald|Lab Grown|IGI

1.00ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG488128324

Shape and cutting style on the report: Emerald cut

Certificate IGI LG488128324

Diamond specifications and retailer prices

From $194 AUD
As of November 1, 2026
Save $1,823 AUD (90%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,017 AUD at MOH London · As of November 2, 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG488128324 or 488128324. Listed at 14 retailers as of November 1, 2026, with prices from $194 to $2,017, a $1,823 spread on the same certified stone. MOH London lists it at $2,017. 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
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle27.4°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG488128324
Dimensions6.51 × 4.62 × 3.23 mm
L/W Ratio1.41
Culet sizeLong
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.51 mm4.62 mm1.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG488128324
Side View
Table 63.0%Crown 27.4°Girdle: STK-THKPavilion 39.2°Culet: LNGDepth 69.9%

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: Nov 1
Current: $2,017 AUD|Low: $187 AUD|High: $2,041 AUD|Avg: $528 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 3, 2026
Retailer 9$194 AUD
Retailer 3$219 AUD
Retailer 4$226 AUD
Retailer 11$241 AUD
Retailer 13$241 AUD
Retailer 10$321 AUD
Retailer 2$410 AUD
Retailer 6$429 AUD
Retailer 7$459 AUD
Retailer 5$593 AUD
Retailer 12$777 AUD
Retailer 8$820 AUD
MOH London$2,017 AUD

41 data points across 13 retailers

14 retailers$194 AUD to $2,017 AUD

A
Cheapest Retailer
-
$194 AUD
A
Retailer 2
-
$219 AUD
View
Final sale: no returns
A
Retailer 3
-
$226 AUD
View
A
Retailer 4
-
$241 AUD
View
Retailer 5
-
$241 AUD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$274 AUD
View
B+
Retailer 7
-
$321 AUD
View
A
Retailer 8
-
$410 AUD
View
Retailer 9
-
$429 AUD
View
Price last confirmed 8 days ago
A
Retailer 10
-
$459 AUD
View
B+
Retailer 11
-
$593 AUD
View
B
Retailer 12
-
$777 AUD
View
B
Retailer 13
-
$820 AUD
View
Most Expensive
B
MOH London
LG488128324 · Nov 2
$2,017 AUD
£1,112 GBP
View
13 more retailers have this diamond
Prices start from $194 AUDSave up to $1,823 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
1.00ct Emerald
$194 AUD