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Asscher|Lab Grown|IGI

1.60ct F SI1 Asscher Lab Grown Diamond

ID • F/SI1 • IGI LG588370989

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG588370989

Diamond specifications and retailer prices

From $725 USD
£571 GBP
As of November 5, 2026
1 retailer carries this diamond
Only listing: $725 USD 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 1.6ct lab-grown asscher diamond

This 1.6ct lab-grown asscher sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG588370989 or 588370989. Listed at a single retailer as of November 5, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.60
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG588370989
Dimensions6.48 × 6.48 × 4.18 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.48 mm6.48 mm1.60 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG588370989
Side View
Table 61.0%Crown 33.2°Girdle: MED-STKPavilion 38.2°Culet: NoneDepth 64.5%

Caratlytics Score

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

Last verified: Nov 5
Current: $918 USD|Low: $278 USD|High: $1,740 USD|Avg: $890 USD|+5.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
August 20, 2026
Retailer 3$278 USD
Retailer 2$393 USD
Retailer 1$918 USD
Retailer 4$1,740 USD

46 data points across 4 retailers

1 retailer

B+
Diamond Quarter
1.6SI1FLG89FE15N · Nov 5
$725 USD
£571 GBP
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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+
1.60ct Asscher
$725 USD