Asscher|Lab Grown|IGI

1.01ct E SI1 Asscher Lab Grown Diamond

EX • E/SI1 • IGI LG670412067

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG670412067

Diamond specifications and retailer prices

From $465 USD
As of October 29, 2026
Save $95 USD (17%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $560 USD at Diamond Quarter · As of October 29, 2026
View at Diamond Quarter

About this 1.01ct lab-grown asscher diamond

This 1.01ct 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 LG670412067 or 670412067. Listed at 2 retailers as of October 29, 2026, with prices from $465 to $560, a $95 spread on the same certified stone. Diamond Quarter lists it at $560. 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

1.01
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.9°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG670412067
Dimensions5.58 × 5.42 × 3.68 mm
L/W Ratio1.03
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.58 mm5.42 mm1.01 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG670412067
Side View
Table 59.0%Crown 29.9°Girdle: MediumPavilion 39.7°Culet: NoneDepth 67.9%

Caratlytics Score

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

Last verified: Oct 29
Current: $465 USD|Low: $455 USD|High: $674 USD|Avg: $528 USD|-31.0%
September 23, 2026
Retailer 1$465 USD

4 data points across 1 retailer

2 retailers$465 USD to $560 USD

B+
Cheapest Retailer
-
$465 USD
Most Expensive
B
Diamond Quarter
1.01SI1ELG671DD4N · Oct 29
$560 USD
£441 GBP
View
1 more retailer has this diamond
Prices start from $465 USDSave up to $95 USD

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+
1.01ct Asscher
$465 USD