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Emerald|Lab Grown|IGI

1.79ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG571380480

Shape and cutting style on the report: Emerald cut

Certificate IGI LG571380480

Diamond specifications and retailer prices

From $256 AUD
$180 USD
As of October 27, 2026
Save $1,389 AUD (84%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,645 AUD at MOH London · As of October 26, 2026
View at MOH London

About this 1.79ct lab-grown emerald diamond

This 1.79ct lab-grown emerald sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG571380480 or 571380480. Listed at 7 retailers as of October 26, 2026, with prices from $256 to $1,645, a $1,389 spread on the same certified stone. MOH London lists it at $1,645. 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

1.79
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG571380480
Dimensions8.64 × 5.67 × 3.74 mm
L/W Ratio1.52
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
8.64 mm5.67 mm1.79 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG571380480
Side View
Table 64.5%Crown 33.1°Girdle: MediumPavilion 38.9°Culet: LNGDepth 66.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $1,645 AUD|Low: $246 AUD|High: $1,662 AUD|Avg: $577 AUD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 27, 2026
Retailer 5$256 AUD
Retailer 2$288 AUD
Retailer 9$298 AUD
Retailer 6$319 AUD
Retailer 10$369 AUD
Retailer 7$562 AUD
Retailer 11$569 AUD
Retailer 4$578 AUD
Retailer 3$651 AUD
Retailer 8$1,129 AUD
MOH London$1,645 AUD

27 data points across 11 retailers

7 retailers$256 AUD to $1,645 AUD

A
Cheapest Retailer
-
$256 AUD
$180 USD
A
Retailer 2
-
$298 AUD
$209 USD
View
Retailer 3
-
$319 AUD
$224 USD
View
Price last confirmed 8 days ago
Retailer 4
-
$562 AUD
$395 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$578 AUD
€387 EUR
View
Retailer 6
-
$1,129 AUD
$793 USD
View
Price last confirmed 8 days ago
Most Expensive
B
MOH London
LG571380480 · Oct 26
$1,645 AUD
£910 GBP
View
6 more retailers have this diamond
Prices start from $256 AUDSave up to $1,389 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
1.79ct Emerald
$256 AUD