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Asscher|Lab Grown|IGI

1.31ct F SI1 Asscher Lab Grown Diamond

EX • F/SI1 • IGI LG668476922

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG668476922

Diamond specifications and retailer prices

From €452 EUR
$505 USD
As of November 1, 2026
Save €72 EUR (14%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €524 EUR at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 1.31ct lab-grown asscher diamond

This 1.31ct lab-grown asscher sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG668476922 or 668476922. Listed at 2 retailers as of October 31, 2026, with prices from €452 to €524, a €72 spread on the same certified stone. Diamond Quarter lists it at €524. 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

1.31
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG668476922
Dimensions5.94 × 5.82 × 3.98 mm
L/W Ratio1.02
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.94 mm5.82 mm1.31 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG668476922
Side View
Table 64.0%Crown 35.6°Girdle: MediumPavilion 41.4°Culet: NoneDepth 68.4%

Caratlytics Score

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

Last verified: Nov 1
Current: €452 EUR|Low: €443 EUR|High: €661 EUR|Avg: €516 EUR|-31.6%
September 23, 2026
Retailer 1€452 EUR

4 data points across 1 retailer

2 retailers€452 EUR to €524 EUR

B+
Cheapest Retailer
-
€452 EUR
$505 USD
Most Expensive
B+
Diamond Quarter
1.31SI1FLG22B191N · Oct 31
€524 EUR
£461 GBP
View
1 more retailer has this diamond
Prices start from €452 EURSave up to €72 EUR

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+
1.31ct Asscher
€452 EUR