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Emerald|Lab Grown|IGI

0.77ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG837604425

Shape and cutting style on the report: Emerald cut

Certificate IGI LG837604425

Diamond specifications and retailer prices

From $178 AUD
$125 USD
As of October 29, 2026
Save $1,668 AUD (90%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,846 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 0.77ct lab-grown emerald diamond

This 0.77ct lab-grown emerald sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG837604425 or 837604425. Listed at 10 retailers as of October 29, 2026, with prices from $178 to $1,846, a $1,668 spread on the same certified stone. MOH London lists it at $1,846. 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

0.77
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.2°
Pavilion angle47.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837604425
Dimensions6.42 × 4.11 × 2.96 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
6.42 mm4.11 mm0.77 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837604425
Side View
Table 67.0%Crown 31.2°Girdle: ThickPavilion 47.9°Culet: LargeDepth 72.0%

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 29
Current: $1,846 AUD|Low: $205 AUD|High: $1,857 AUD|Avg: $638 AUD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 7$205 AUD
Retailer 6$255 AUD
Retailer 2$299 AUD
Retailer 5$423 AUD
Retailer 8$607 AUD
Retailer 3$746 AUD
Retailer 4$811 AUD
MOH London$1,846 AUD

15 data points across 8 retailers

10 retailers$178 AUD to $1,846 AUD

A
Cheapest Retailer
-
$178 AUD
$125 USD
A
Retailer 2
-
$205 AUD
$144 USD
View
A
Retailer 3
-
$255 AUD
HK$1,400 HKD
View
A
Retailer 4
-
$299 AUD
$210 USD
View
B+
Retailer 5
-
$423 AUD
$297 USD
View
B
Retailer 6
-
$607 AUD
SGD 576 SGD
View
B
Retailer 7
-
$706 AUD
$496 USD
View
B
Retailer 8
-
$746 AUD
$524 USD
View
B
Retailer 9
-
$811 AUD
$570 USD
View
Most Expensive
B
MOH London
LG837604425 · Oct 29
$1,846 AUD
£1,021 GBP
View
9 more retailers have this diamond
Prices start from $178 AUDSave up to $1,668 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
0.77ct Emerald
$178 AUD