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Asscher|Lab Grown|IGI

1.78ct E FL Asscher Lab Grown Diamond

ID • E/FL • IGI LG840634914

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG840634914

Diamond specifications and retailer prices

From $820 AUD
£454 GBP
As of October 30, 2026
Save $4,803 AUD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,623 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.78ct lab-grown asscher diamond

This 1.78ct lab-grown asscher sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840634914 or 840634914. Listed at 16 retailers as of October 30, 2026, with prices from $820 to $5,623, a $4,803 spread on the same certified stone. Brilliant Earth lists it at $5,623. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840634914
Dimensions6.77 × 6.66 × 4.39 mm
L/W Ratio1.02
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
6.77 mm6.66 mm1.78 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840634914
Side View
Table 60.0%Crown 33.7°Girdle: MED-STKPavilion 40°Culet: NoneDepth 65.9%

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: $5,623 AUD|Low: $819 AUD|High: $7,303 AUD|Avg: $2,697 AUD|-23.0%
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
Retailer 15
Retailer 16
October 30, 2026
Retailer 2$820 AUD
Retailer 5$935 AUD
Retailer 13$997 AUD
Retailer 16$1,246 AUD
Retailer 9$1,314 AUD
Retailer 12$1,365 AUD
Retailer 10$1,644 AUD
Retailer 3$2,019 AUD
Retailer 15$2,135 AUD
Retailer 4$2,600 AUD
Retailer 14$2,766 AUD
Retailer 11$2,934 AUD
Retailer 6$3,403 AUD
Retailer 7$4,765 AUD
Retailer 8$5,588 AUD
Brilliant Earth$5,623 AUD

14 data points across 16 retailers

16 retailers$820 AUD to $5,623 AUD

A
Cheapest Retailer
-
$820 AUD
£454 GBP
A
Retailer 2
-
$935 AUD
$657 USD
View
Final sale: no returns
A
Retailer 3
-
$997 AUD
$700 USD
View
A
Retailer 4
-
$1,246 AUD
$875 USD
View
A
Retailer 5
-
$1,314 AUD
£727 GBP
View
A
Retailer 6
-
$1,365 AUD
ZAR 15,494 ZAR
View
A
Retailer 7
-
$1,644 AUD
€1,100 EUR
View
B+
Retailer 8
-
$2,019 AUD
$1,418 USD
View
B+
Retailer 9
-
$2,135 AUD
$1,500 USD
View
B+
Retailer 10
-
$2,600 AUD
$1,826 USD
View
B+
Retailer 11
-
$2,766 AUD
$1,943 USD
View
B+
Retailer 12
-
$2,934 AUD
£1,623 GBP
View
B
Retailer 13
-
$3,403 AUD
SGD 3,230 SGD
View
B
Retailer 14
-
$4,765 AUD
$3,347 USD
View
Retailer 15
-
$5,588 AUD
$3,925 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
21861713A · Oct 30
$5,623 AUD
$3,950 USD
View
15 more retailers have this diamond
Prices start from $820 AUDSave up to $4,803 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
1.78ct Asscher
$820 AUD