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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 $500 NZD
$282 USD
As of October 30, 2026
Save $4,645 NZD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $5,145 NZD 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 29, 2026, with prices from $500 to $5,145, a $4,645 spread on the same certified stone. Brilliant Earth lists it at $5,145. 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 30
Current: $5,145 NZD|Low: $500 NZD|High: $5,145 NZD|Avg: $1,380 NZD
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 30, 2026
Retailer 4$500 NZD
Retailer 6$573 NZD
Retailer 13$745 NZD
Retailer 12$843 NZD
Retailer 8$915 NZD
Retailer 10$953 NZD
Retailer 5$1,024 NZD
Retailer 7$1,056 NZD
Retailer 3$1,267 NZD
Retailer 11$1,293 NZD
Retailer 2$2,181 NZD
Retailer 9$2,233 NZD
Brilliant Earth$5,145 NZD

35 data points across 13 retailers

17 retailers$500 NZD to $5,145 NZD

A
Cheapest Retailer
-
$500 NZD
$282 USD
Final sale: no returns
A
Retailer 2
-
$573 NZD
£254 GBP
View
B+
Retailer 3
-
$745 NZD
$420 USD
View
A
Retailer 4
-
$843 NZD
$475 USD
View
A
Retailer 5
-
$915 NZD
€491 EUR
View
A
Retailer 6
-
$953 NZD
ZAR 8,674 ZAR
View
A
Retailer 7
-
$1,024 NZD
$577 USD
View
A
Retailer 8
-
$1,056 NZD
£469 GBP
View
Retailer 9
-
$1,267 NZD
$714 USD
View
Price last confirmed 25 days ago
A
Retailer 10
-
$1,293 NZD
A$1,121 AUD
View
A
Retailer 11
-
$1,838 NZD
$1,036 USD
View
B+
Retailer 12
-
$1,874 NZD
$1,056 USD
View
B+
Retailer 13
-
$2,181 NZD
$1,229 USD
View
B+
Retailer 14
-
$2,233 NZD
£991 GBP
View
Retailer 15
-
$2,258 NZD
A$1,958 AUD
View
Price last confirmed 156 days ago
B+
Retailer 16
-
$2,273 NZD
$1,281 USD
View
Most Expensive
B
Brilliant Earth
11258829A · Oct 29
$5,145 NZD
$2,900 USD
View
16 more retailers have this diamond
Prices start from $500 NZDSave up to $4,645 NZD

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
$500 NZD