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Asscher|Lab Grown|IGI

1.66ct H VS1 Asscher Lab Grown Diamond

EX • H/VS1 • IGI LG638496371

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG638496371

Diamond specifications and retailer prices

From $679 SGD
£418 GBP
As of November 2, 2026
1 retailer carries this diamond
Only listing: $679 SGD at Diamond Quarter
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Diamond Quarter

About this 1.66ct lab-grown asscher diamond

This 1.66ct lab-grown asscher sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG638496371 or 638496371. Listed at a single retailer as of November 2, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG638496371
Dimensions6.53 × 6.51 × 4.35 mm
L/W Ratio1.00
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.53 mm6.51 mm1.66 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG638496371
Side View
Table 68.0%Crown 38.4°Girdle: MediumPavilion 40.4°Culet: NoneDepth 66.8%

Caratlytics Score

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

Last verified: Nov 2
Current: $679 SGD|Low: $523 SGD|High: $679 SGD|Avg: $543 SGD
Diamond Quarter
Retailer 2
September 26, 2026
Retailer 2$523 SGD
Diamond Quarter$679 SGD

7 data points across 2 retailers

1 retailer

B+
Diamond Quarter
1.66VS1HLG71E68EN · Nov 2
$679 SGD
£418 GBP
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B+
1.66ct Asscher
$679 SGD