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Asscher|Lab Grown|IGI

1.17ct E SI1 Asscher Lab Grown Diamond

EX • E/SI1 • IGI LG639430725

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG639430725

Diamond specifications and retailer prices

From $466 USD
£367 GBP
As of October 29, 2026
1 retailer carries this diamond
Only listing: $466 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 1.17ct lab-grown asscher diamond

This 1.17ct lab-grown asscher sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG639430725 or 639430725. Listed at a single retailer as of October 29, 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

1.17
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG639430725
Dimensions5.85 × 5.68 × 3.82 mm
L/W Ratio1.03
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.85 mm5.68 mm1.17 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG639430725
Side View
Table 68.0%Crown 37.3°Girdle: MediumPavilion 39.9°CuletDepth 67.3%

Caratlytics Score

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

Last verified: Oct 29
Current: $466 USD|Low: $466 USD|High: $466 USD|Avg: $466 USD
September 26, 2026
Diamond Quarter$466 USD

1 data point across 1 retailer

1 retailer

B+
Diamond Quarter
1.17SI1ELG256D6FN · Oct 29
$466 USD
£367 GBP
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B+
1.17ct Asscher
$466 USD