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Emerald|Lab Grown|IGI

1.59ct H SI1 Emerald Lab Grown Diamond

EX • H/SI1 • IGI LG605332820

Shape and cutting style on the report: Emerald cut

Certificate IGI LG605332820

Diamond specifications and retailer prices

From $390 AUD
As of November 6, 2026
Save $1,896 AUD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,286 AUD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.59ct lab-grown emerald diamond

This 1.59ct lab-grown emerald sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG605332820 or 605332820. Listed at 15 retailers as of November 4, 2026, with prices from $390 to $2,286, a $1,896 spread on the same certified stone. Brilliant Earth lists it at $2,286. 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

1.59
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG605332820
Dimensions7.83 × 5.43 × 3.73 mm
L/W Ratio1.44
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
7.83 mm5.43 mm1.59 ctH / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG605332820
Side View
Table 63.0%Crown 35.1°Girdle: Slightly ThickPavilion 40.9°Culet: LNGDepth 68.7%

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: Nov 6
Current: $2,286 AUD|Low: $334 AUD|High: $2,343 AUD|Avg: $1,042 AUD|-2.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 5, 2026
Retailer 9$349 AUD
Retailer 14$390 AUD
Retailer 10$433 AUD
Retailer 12$433 AUD
Retailer 4$689 AUD
Retailer 8$720 AUD
Retailer 11$726 AUD
Retailer 13$901 AUD
Retailer 5$1,147 AUD
Retailer 7$1,394 AUD
Retailer 6$1,463 AUD
Retailer 2$1,728 AUD
Retailer 3$1,906 AUD
Brilliant Earth$2,286 AUD

24 data points across 14 retailers

15 retailers$390 AUD to $2,286 AUD

Retailer 1
-
$349 AUD
Price last confirmed 16 days ago
A
Retailer 2
-
$390 AUD
View
Final sale: no returns
Retailer 3
-
$404 AUD
View
Price last confirmed 17 days ago
Retailer 4
-
$433 AUD
View
Price last confirmed 16 days ago
Retailer 5
-
$433 AUD
View
Price last confirmed 21 days ago
Retailer 6
-
$720 AUD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$726 AUD
View
B+
Retailer 8
-
$901 AUD
View
B+
Retailer 9
-
$1,101 AUD
View
Retailer 10
-
$1,390 AUD
View
Price last confirmed 16 days ago
B+
Retailer 11
-
$1,394 AUD
View
B+
Retailer 12
-
$1,463 AUD
View
B+
Retailer 13
-
$1,728 AUD
View
B+
Retailer 14
-
$1,906 AUD
View
Most Expensive
B
Brilliant Earth
20602399A · Nov 4
$2,286 AUD
$1,600 USD
View
14 more retailers have this diamond
Prices start from $390 AUDSave up to $1,896 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
1.59ct Emerald
$390 AUD