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Asscher|Lab Grown|IGI

1.28ct E VS1 Asscher Lab Grown Diamond

ID • E/VS1 • IGI LG640416174

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG640416174

Diamond specifications and retailer prices

From $1,531 NZD
$860 USD
As of October 28, 2026
Save $234 NZD (13%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,765 NZD at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

About this 1.28ct lab-grown asscher diamond

This 1.28ct lab-grown asscher sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG640416174 or 640416174. Listed at 2 retailers as of October 28, 2026, with prices from $1,531 to $1,765, a $234 spread on the same certified stone. Diamond Quarter lists it at $1,765. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.6°
Pavilion angle31°
OriginLab Grown
Grading LabIGI
CertificateIGI LG640416174
Dimensions6.11 × 6.06 × 3.92 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.11 mm6.06 mm1.28 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG640416174
Side View
Table 65.0%Crown 45.6°Girdle: MediumPavilion 31°Culet: NoneDepth 64.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 28
Current: $1,531 NZD|Low: $1,531 NZD|High: $2,065 NZD|Avg: $1,781 NZD|-25.9%
October 4, 2026
Retailer 1$1,531 NZD

19 data points across 1 retailer

2 retailers$1,531 NZD to $1,765 NZD

B+
Cheapest Retailer
-
$1,531 NZD
$860 USD
Most Expensive
B
Diamond Quarter
1.28VS1ELG74E12EN · Oct 29
$1,765 NZD
£781 GBP
View
1 more retailer has this diamond
Prices start from $1,531 NZDSave up to $234 NZD

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.

B+
1.28ct Asscher
$1,531 NZD