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Asscher|Lab Grown|IGI

1.78ct F VVS1 Asscher Lab Grown Diamond

ID • F/VVS1 • IGI LG801659549

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG801659549

Diamond specifications and retailer prices

From $736 AUD
$517 USD
As of November 1, 2026
Save $3,563 AUD (83%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $4,299 AUD at Brilliant Earth · As of October 26, 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 F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG801659549 or 801659549. Listed at 5 retailers as of October 26, 2026, with prices from $736 to $4,299, a $3,563 spread on the same certified stone. Brilliant Earth lists it at $4,299. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle46.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801659549
Dimensions6.60 × 6.56 × 4.43 mm
L/W Ratio1.01
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
6.60 mm6.56 mm1.78 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801659549
Side View
Table 62.0%Crown 35.3°Girdle: Slightly ThickPavilion 46.4°Culet: NoneDepth 67.5%

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: Nov 1
Current: $4,299 AUD|Low: $700 AUD|High: $4,442 AUD|Avg: $1,544 AUD|-3.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 4$736 AUD
Retailer 6$761 AUD
Retailer 3$809 AUD
Retailer 5$845 AUD
Retailer 7$945 AUD
Retailer 10$1,566 AUD
Retailer 8$1,752 AUD
Retailer 2$1,757 AUD
Retailer 9$1,970 AUD
Brilliant Earth$4,299 AUD

17 data points across 10 retailers

5 retailers$736 AUD to $4,299 AUD

B+
Cheapest Retailer
-
$736 AUD
$517 USD
A
Retailer 2
-
$809 AUD
$568 USD
View
Retailer 3
-
$845 AUD
€565 EUR
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$1,757 AUD
£972 GBP
View
Most Expensive
B
Brilliant Earth
19834430A · Oct 26
$4,299 AUD
$3,020 USD
View
4 more retailers have this diamond
Prices start from $736 AUDSave up to $3,563 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
$736 AUD