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Asscher|Lab Grown|IGI

1.64ct E VS1 Asscher Lab Grown Diamond

EX • E/VS1 • IGI LG834616971

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG834616971

Diamond specifications and retailer prices

From $356 AUD
$250 USD
As of October 30, 2026
Save $389 AUD (52%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,616 AUD at Rare Carat · As of October 19, 2026
View at Rare Carat

About this 1.64ct lab-grown asscher diamond

This 1.64ct lab-grown asscher sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG834616971 or 834616971. Listed at 3 retailers as of October 25, 2026, with a 109% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG834616971
Dimensions6.48 × 6.38 × 4.32 mm
L/W Ratio1.02
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.48 mm6.38 mm1.64 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG834616971
Side View
Table 65.0%Crown 37°Girdle: Slightly ThickPavilion 40.2°Culet: NoneDepth 67.7%

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: $1,616 AUD|Low: $342 AUD|High: $1,651 AUD|Avg: $905 AUD|-2.2%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 25, 2026
Retailer 3$356 AUD
Retailer 5$656 AUD
Retailer 2$745 AUD
Retailer 4$839 AUD
Retailer 6$1,389 AUD
Rare Carat$1,616 AUD

32 data points across 6 retailers

3 retailers$356 AUD to $745 AUD

A
Cheapest Retailer
-
$356 AUD
$250 USD
Final sale: no returns
A
Retailer 2
-
$745 AUD
£412 GBP
View
Most Expensive
Rare Carat
834616971 · Oct 19
$1,616 AUD
$1,135 USD
View
Price last confirmed 12 days ago
2 more retailers have this diamond
Prices start from $356 AUDSave up to $389 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
1.64ct Asscher
$356 AUD