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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 $320 SGD
$250 USD
As of October 30, 2026
Save $350 SGD (52%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,455 SGD 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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Price History

Last verified: Oct 30
Current: $1,455 SGD|Low: $236 SGD|High: $1,487 SGD|Avg: $812 SGD|-2.2%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 25, 2026
Retailer 3$320 SGD
Retailer 5$591 SGD
Retailer 2$670 SGD
Retailer 4$755 SGD
Retailer 6$1,251 SGD
Rare Carat$1,455 SGD

33 data points across 6 retailers

3 retailers$320 SGD to $670 SGD

A
Cheapest Retailer
-
$320 SGD
$250 USD
Final sale: no returns
A
Retailer 2
-
$670 SGD
£412 GBP
View
Most Expensive
Rare Carat
834616971 · Oct 19
$1,455 SGD
$1,135 USD
View
Price last confirmed 11 days ago
2 more retailers have this diamond
Prices start from $320 SGDSave up to $350 SGD

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
$320 SGD