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Asscher|Lab Grown|IGI

1.54ct E IF Asscher Lab Grown Diamond

EX • E/IF • IGI LG620421745

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG620421745

Diamond specifications and retailer prices

From $401 AUD
$282 USD
As of October 28, 2026
Save $3,726 AUD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,128 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.54ct lab-grown asscher diamond

This 1.54ct lab-grown asscher sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG620421745 or 620421745. Listed at 17 retailers as of October 28, 2026, with prices from $401 to $4,128, a $3,726 spread on the same certified stone. Brilliant Earth lists it at $4,128. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle42.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620421745
Dimensions6.37 × 6.34 × 4.19 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
6.37 mm6.34 mm1.54 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620421745
Side View
Table 65.0%Crown 34.9°Girdle: MediumPavilion 42.9°Culet: NoneDepth 66.1%

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 28
Current: $4,128 AUD|Low: $401 AUD|High: $4,128 AUD|Avg: $1,103 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
Retailer 13
October 29, 2026
Retailer 4$401 AUD
Retailer 8$461 AUD
Retailer 13$598 AUD
Retailer 12$676 AUD
Retailer 6$734 AUD
Retailer 9$764 AUD
Retailer 5$821 AUD
Retailer 2$845 AUD
Retailer 3$1,016 AUD
Retailer 10$1,037 AUD
Retailer 11$1,614 AUD
Retailer 7$1,791 AUD
Brilliant Earth$4,128 AUD

36 data points across 13 retailers

17 retailers$401 AUD to $4,128 AUD

A
Cheapest Retailer
-
$401 AUD
$282 USD
Final sale: no returns
A
Retailer 2
-
$461 AUD
£255 GBP
View
B+
Retailer 3
-
$598 AUD
$420 USD
View
A
Retailer 4
-
$676 AUD
$475 USD
View
A
Retailer 5
-
$734 AUD
€491 EUR
View
A
Retailer 6
-
$764 AUD
ZAR 8,674 ZAR
View
A
Retailer 7
-
$821 AUD
$577 USD
View
A
Retailer 8
-
$845 AUD
£467 GBP
View
Retailer 9
-
$1,016 AUD
$714 USD
View
Price last confirmed 24 days ago
A
Retailer 10
-
$1,037 AUD
View
A
Retailer 11
-
$1,475 AUD
$1,036 USD
View
B+
Retailer 12
-
$1,503 AUD
$1,056 USD
View
B+
Retailer 13
-
$1,614 AUD
$1,134 USD
View
B+
Retailer 14
-
$1,791 AUD
£991 GBP
View
Retailer 15
-
$1,812 AUD
View
Price last confirmed 155 days ago
B+
Retailer 16
-
$1,823 AUD
$1,281 USD
View
Most Expensive
B
Brilliant Earth
11258829A · Oct 29
$4,128 AUD
$2,900 USD
View
16 more retailers have this diamond
Prices start from $401 AUDSave up to $3,726 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
1.54ct Asscher
$401 AUD