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Asscher|Lab Grown|IGI

1.78ct D FL Asscher Lab Grown Diamond

VG • D/FL • IGI LG831687608

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG831687608

Diamond specifications and retailer prices

From $857 AUD
£474 GBP
As of October 30, 2026
Save $4,937 AUD (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,794 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 very-good cut grade and certified by IGI LG831687608 or 831687608. Listed at 14 retailers as of October 30, 2026, with prices from $857 to $5,794, a $4,937 spread on the same certified stone. Brilliant Earth lists it at $5,794. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.78
Carat
D
Colour
FL
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831687608
Dimensions6.71 × 6.69 × 4.44 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
6.71 mm6.69 mm1.78 ctD / FL
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831687608
Side View
Table 64.0%Crown 32.2°Girdle: MED-STKPavilion 38.4°Culet: NoneDepth 66.4%

Caratlytics Score

How it works →
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: $5,794 AUD|Low: $857 AUD|High: $5,794 AUD|Avg: $2,201 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
Retailer 14
October 31, 2026
Retailer 9$857 AUD
Retailer 3$948 AUD
Retailer 7$1,224 AUD
Retailer 12$1,264 AUD
Retailer 2$1,339 AUD
Retailer 11$1,389 AUD
Retailer 10$1,665 AUD
Retailer 13$2,009 AUD
Retailer 8$2,172 AUD
Retailer 6$2,643 AUD
Retailer 14$2,819 AUD
Retailer 4$3,452 AUD
Retailer 5$4,830 AUD
Brilliant Earth$5,794 AUD

6 data points across 14 retailers

14 retailers$857 AUD to $5,794 AUD

A
Cheapest Retailer
-
$857 AUD
£474 GBP
A
Retailer 2
-
$948 AUD
$666 USD
View
Final sale: no returns
A
Retailer 3
-
$1,224 AUD
$860 USD
View
A
Retailer 4
-
$1,264 AUD
$888 USD
View
A
Retailer 5
-
$1,339 AUD
£740 GBP
View
A
Retailer 6
-
$1,389 AUD
ZAR 15,764 ZAR
View
B+
Retailer 7
-
$1,665 AUD
€1,114 EUR
View
B+
Retailer 8
-
$2,009 AUD
$1,411 USD
View
B+
Retailer 9
-
$2,172 AUD
$1,526 USD
View
B
Retailer 10
-
$2,643 AUD
$1,856 USD
View
B
Retailer 11
-
$2,819 AUD
$1,980 USD
View
B
Retailer 12
-
$3,452 AUD
SGD 3,277 SGD
View
B
Retailer 13
-
$4,830 AUD
$3,393 USD
View
Most Expensive
B
Brilliant Earth
22310941A · Oct 31
$5,794 AUD
$4,070 USD
View
13 more retailers have this diamond
Prices start from $857 AUDSave up to $4,937 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
$857 AUD