CaratHunter
Plans
Asscher|Lab Grown|IGI

1.78ct D FL Asscher Lab Grown Diamond

ID • D/FL • IGI LG836614453

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG836614453

Diamond specifications and retailer prices

From $652 AUD
$458 USD
As of October 30, 2026
Save $5,014 AUD (88%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $5,666 AUD at Brilliant Earth · As of October 31, 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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836614453 or 836614453. Listed at 22 retailers as of October 30, 2026, with prices from $652 to $5,666, a $5,014 spread on the same certified stone. Brilliant Earth lists it at $5,666. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836614453
Dimensions6.82 × 6.82 × 4.22 mm
L/W Ratio1.00
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
6.82 mm6.82 mm1.78 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836614453
Side View
Table 67.0%Crown 33.7°Girdle: Slightly ThickPavilion 38.8°Culet: NoneDepth 61.9%

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: $5,666 AUD|Low: $652 AUD|High: $8,129 AUD|Avg: $2,479 AUD|-30.3%
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
October 31, 2026
Retailer 11$652 AUD
Retailer 8$730 AUD
Retailer 3$809 AUD
Retailer 16$857 AUD
Retailer 9$948 AUD
Retailer 20$1,011 AUD
Retailer 15$1,053 AUD
Retailer 5$1,160 AUD
Retailer 22$1,264 AUD
Retailer 2$1,339 AUD
Retailer 19$1,389 AUD
Retailer 17$1,665 AUD
Retailer 13$1,873 AUD
Retailer 6$2,009 AUD
Retailer 4$2,598 AUD
Retailer 7$2,643 AUD
Retailer 21$2,819 AUD
Retailer 18$2,985 AUD
Retailer 14$3,276 AUD
Retailer 10$4,830 AUD
Retailer 12$5,595 AUD
Brilliant Earth$5,666 AUD

24 data points across 22 retailers

22 retailers$652 AUD to $5,666 AUD

A
Cheapest Retailer
-
$652 AUD
$458 USD
A
Retailer 2
-
$730 AUD
$513 USD
View
A
Retailer 3
-
$809 AUD
$568 USD
View
A
Retailer 4
-
$857 AUD
£474 GBP
View
A
Retailer 5
-
$948 AUD
$666 USD
View
Final sale: no returns
A
Retailer 6
-
$1,011 AUD
$710 USD
View
Retailer 7
-
$1,053 AUD
$740 USD
View
Price last confirmed 15 days ago
A
Retailer 8
-
$1,160 AUD
$815 USD
View
A
Retailer 9
-
$1,264 AUD
$888 USD
View
A
Retailer 10
-
$1,339 AUD
£740 GBP
View
A
Retailer 11
-
$1,389 AUD
ZAR 15,764 ZAR
View
A
Retailer 12
-
$1,665 AUD
€1,114 EUR
View
B+
Retailer 13
-
$1,873 AUD
$1,316 USD
View
B+
Retailer 14
-
$2,009 AUD
$1,411 USD
View
B+
Retailer 15
-
$2,598 AUD
$1,825 USD
View
B+
Retailer 16
-
$2,643 AUD
$1,856 USD
View
B+
Retailer 17
-
$2,819 AUD
$1,980 USD
View
B+
Retailer 18
-
$2,985 AUD
£1,651 GBP
View
Retailer 19
-
$3,276 AUD
£1,812 GBP
View
Price last confirmed 10 days ago
B
Retailer 20
-
$4,830 AUD
$3,393 USD
View
Retailer 21
-
$5,595 AUD
$3,930 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
21738548A · Oct 31
$5,666 AUD
$3,980 USD
View
21 more retailers have this diamond
Prices start from $652 AUDSave up to $5,014 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
$652 AUD