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Emerald|Lab Grown|IGI

1.00ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG818676038

Shape and cutting style on the report: Emerald cut

Certificate IGI LG818676038

Diamond specifications and retailer prices

From $189 AUD
As of November 3, 2026
Save $1,566 AUD (89%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,754 AUD at MOH London · As of November 1, 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 LG818676038 or 818676038. Listed at 16 retailers as of November 1, 2026, with prices from $189 to $1,754, a $1,566 spread on the same certified stone. MOH London lists it at $1,754. 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 angle31.9°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818676038
Dimensions7.48 × 4.63 × 2.74 mm
L/W Ratio1.62
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.48 mm4.63 mm1.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818676038
Side View
Table 73.0%Crown 31.9°Girdle: MED-STKPavilion 38.4°Culet: LargeDepth 59.2%

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 3
Current: $1,754 AUD|Low: $189 AUD|High: $1,843 AUD|Avg: $659 AUD|-3.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 4, 2026
Retailer 10$189 AUD
Retailer 9$237 AUD
Retailer 12$286 AUD
Retailer 7$384 AUD
Retailer 8$399 AUD
Retailer 2$426 AUD
Retailer 5$516 AUD
Retailer 3$629 AUD
Retailer 6$686 AUD
Retailer 4$757 AUD
Retailer 11$1,333 AUD
MOH London$1,754 AUD

40 data points across 12 retailers

16 retailers$189 AUD to $1,754 AUD

Retailer 1
-
$176 AUD
Price last confirmed 44 days ago
A
Retailer 2
-
$189 AUD
View
Final sale: no returns
Retailer 3
-
$204 AUD
View
Price last confirmed 44 days ago
Retailer 4
-
$231 AUD
View
Price last confirmed 40 days ago
A
Retailer 5
-
$237 AUD
View
B+
Retailer 6
-
$286 AUD
View
Retailer 7
-
$384 AUD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$399 AUD
View
A
Retailer 9
-
$426 AUD
View
B+
Retailer 10
-
$516 AUD
View
B+
Retailer 11
-
$629 AUD
View
B+
Retailer 12
-
$686 AUD
View
Retailer 13
-
$701 AUD
View
Price last confirmed 39 days ago
B+
Retailer 14
-
$757 AUD
View
B
Retailer 15
-
$1,333 AUD
View
Most Expensive
B
MOH London
LG818676038 · Nov 1
$1,754 AUD
£967 GBP
View
15 more retailers have this diamond
Prices start from $189 AUDSave up to $1,566 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
$189 AUD