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Asscher|Lab Grown|IGI

1.50ct E SI1 Asscher Lab Grown Diamond

ID • E/SI1 • IGI LG749577880

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG749577880

Diamond specifications and retailer prices

From $253 AUD
$178 USD
As of October 30, 2026
Save $2,167 AUD (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,420 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.5ct lab-grown asscher diamond

This 1.5ct lab-grown asscher 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 LG749577880 or 749577880. Listed at 16 retailers as of October 30, 2026, with prices from $253 to $2,420, a $2,167 spread on the same certified stone. Brilliant Earth lists it at $2,420. 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

1.50
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle45.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG749577880
Dimensions6.27 × 6.26 × 4.17 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.27 mm6.26 mm1.50 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG749577880
Side View
Table 74.0%Crown 39°Girdle: STK-THKPavilion 45.9°Culet: NoneDepth 66.6%

Caratlytics Score

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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: $2,420 AUD|Low: $242 AUD|High: $2,420 AUD|Avg: $821 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 12$242 AUD
Retailer 10$313 AUD
Retailer 11$313 AUD
Retailer 5$544 AUD
Retailer 3$557 AUD
Retailer 2$563 AUD
Retailer 7$566 AUD
Retailer 4$790 AUD
Retailer 9$809 AUD
Retailer 8$1,288 AUD
Retailer 6$1,473 AUD
Brilliant Earth$2,420 AUD

44 data points across 12 retailers

16 retailers$253 AUD to $2,420 AUD

Retailer 1
-
$242 AUD
$170 USD
Price last confirmed 29 days ago
A
Retailer 2
-
$253 AUD
$178 USD
View
Retailer 3
-
$293 AUD
$206 USD
View
Price last confirmed 37 days ago
A
Retailer 4
-
$313 AUD
$220 USD
View
Retailer 5
-
$313 AUD
$220 USD
View
Price last confirmed 28 days ago
A
Retailer 6
-
$313 AUD
$220 USD
View
A
Retailer 7
-
$544 AUD
€364 EUR
View
B+
Retailer 8
-
$557 AUD
$391 USD
View
A
Retailer 9
-
$563 AUD
£311 GBP
View
A
Retailer 10
-
$566 AUD
£313 GBP
View
B+
Retailer 11
-
$790 AUD
$555 USD
View
B+
Retailer 12
-
$809 AUD
$568 USD
View
Retailer 13
-
$1,008 AUD
$708 USD
View
Price last confirmed 31 days ago
Retailer 14
-
$1,288 AUD
$905 USD
View
Price last confirmed 13 days ago
B
Retailer 15
-
$1,473 AUD
£815 GBP
View
Most Expensive
B
Brilliant Earth
19001979A · Oct 30
$2,420 AUD
$1,700 USD
View
15 more retailers have this diamond
Prices start from $253 AUDSave up to $2,167 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
1.50ct Asscher
$253 AUD