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Asscher|Lab Grown|IGI

3.09ct F SI1 Asscher Lab Grown Diamond

ID • F/SI1 • IGI LG677532162

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG677532162

Diamond specifications and retailer prices

From €1,088 EUR
£961 GBP
As of November 2, 2026
1 retailer carries this diamond
Only listing: €1,088 EUR 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 3.09ct lab-grown asscher diamond

This 3.09ct lab-grown asscher sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG677532162 or 677532162. 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. 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

3.09
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677532162
Dimensions8.06 × 7.93 × 5.40 mm
L/W Ratio1.02
Culet sizePointed
Top View
8.06 mm7.93 mm3.09 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677532162
Side View
Table 66.0%Crown 35.2°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 68.1%

Caratlytics Score

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

Last verified: Nov 2
Current: €562 EUR|Low: €210 EUR|High: €766 EUR|Avg: €559 EUR|-26.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
June 14, 2026
Retailer 2€455 EUR
Retailer 5€461 EUR
Retailer 1€562 EUR
Retailer 4€721 EUR
Retailer 3€723 EUR

78 data points across 5 retailers

1 retailer

B+
Diamond Quarter
3.09SI1FLG6243FEN · Nov 2
€1,088 EUR
£961 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+
3.09ct Asscher
€1,088 EUR