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Emerald|Lab Grown|IGI

1.59ct E SI1 Emerald Lab Grown Diamond

EX • E/SI1 • IGI LG645471091

Shape and cutting style on the report: Emerald cut

Certificate IGI LG645471091

Diamond specifications and retailer prices

From $265 AUD
$186 USD
As of October 30, 2026
Save $2,283 AUD (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,548 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG645471091 or 645471091. Listed at 11 retailers as of October 29, 2026, with prices from $265 to $2,548, a $2,283 spread on the same certified stone. Do Amore Diamonds lists it at $2,548. 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
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG645471091
Dimensions7.99 × 5.50 × 3.78 mm
L/W Ratio1.45
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.99 mm5.50 mm1.59 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG645471091
Side View
Table 65.0%Crown 33.8°Girdle: Slightly ThickPavilion 40.2°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: Oct 30
Current: $2,548 AUD|Low: $307 AUD|High: $17,200 AUD|Avg: $3,235 AUD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 8$307 AUD
Retailer 7$329 AUD
Retailer 11$444 AUD
Retailer 9$589 AUD
Retailer 2$668 AUD
Retailer 10$737 AUD
Retailer 6$1,060 AUD
Retailer 5$1,706 AUD
Do Amore Diamonds$2,548 AUD
Retailer 4$2,747 AUD
Retailer 12$8,185 AUD
Retailer 3$17,200 AUD

44 data points across 12 retailers

11 retailers$265 AUD to $2,548 AUD

A
Cheapest Retailer
-
$265 AUD
$186 USD
A
Retailer 2
-
$307 AUD
$216 USD
View
A
Retailer 3
-
$329 AUD
$231 USD
View
A
Retailer 4
-
$329 AUD
$231 USD
View
B+
Retailer 5
-
$444 AUD
$312 USD
View
A
Retailer 6
-
$668 AUD
£370 GBP
View
B+
Retailer 7
-
$737 AUD
$518 USD
View
B
Retailer 8
-
$1,060 AUD
$745 USD
View
B
Retailer 9
-
$1,167 AUD
$820 USD
View
B
Retailer 10
-
$1,706 AUD
£944 GBP
View
Most Expensive
B
Do Amore Diamonds
27-E5F8C7ABF · Oct 29
$2,548 AUD
$1,790 USD
View
10 more retailers have this diamond
Prices start from $265 AUDSave up to $2,283 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
$265 AUD