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Asscher|Lab Grown|IGI

1.09ct D FL Asscher Lab Grown Diamond

EX • D/FL • IGI LG831687358

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG831687358

Diamond specifications and retailer prices

From €200 EUR
As of November 4, 2026
Save €1,309 EUR (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €1,509 EUR at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.09ct lab-grown asscher diamond

This 1.09ct lab-grown asscher sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG831687358 or 831687358. Listed at 20 retailers as of November 4, 2026, with prices from €200 to €1,509, a €1,309 spread on the same certified stone. Brilliant Earth lists it at €1,509. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831687358
Dimensions5.74 × 5.70 × 3.61 mm
L/W Ratio1.01
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.74 mm5.70 mm1.09 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831687358
Side View
Table 65.0%Crown 32.6°Girdle: Slightly ThickPavilion 39.7°Culet: NoneDepth 63.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: €1,509 EUR|Low: €200 EUR|High: €2,565 EUR|Avg: €726 EUR|-41.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 11
Retailer 12
Retailer 13
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Retailer 19
Retailer 20
November 5, 2026
Retailer 15€200 EUR
Retailer 3€233 EUR
Retailer 4€249 EUR
Retailer 14€255 EUR
Retailer 5€296 EUR
Retailer 11€339 EUR
Retailer 17€422 EUR
Retailer 2€458 EUR
Retailer 10€475 EUR
Retailer 12€554 EUR
Retailer 19€564 EUR
Retailer 8€584 EUR
Retailer 9€635 EUR
Retailer 16€798 EUR
Retailer 20€801 EUR
Retailer 6€844 EUR
Retailer 7€950 EUR
Retailer 13€991 EUR
Retailer 18€1,285 EUR
Brilliant Earth€1,509 EUR

14 data points across 20 retailers

20 retailers€200 EUR to €1,509 EUR

A
Cheapest Retailer
-
€200 EUR
A
Retailer 2
-
€233 EUR
View
A
Retailer 3
-
€249 EUR
View
A
Retailer 4
-
€255 EUR
View
A
Retailer 5
-
€296 EUR
View
Final sale: no returns
Retailer 6
-
€339 EUR
View
Price last confirmed 11 days ago
A
Retailer 7
-
€422 EUR
View
A
Retailer 8
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€458 EUR
View
A
Retailer 9
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€475 EUR
View
A
Retailer 10
-
€554 EUR
View
A
Retailer 11
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€564 EUR
View
A
Retailer 12
-
€584 EUR
View
Retailer 13
-
€635 EUR
View
Price last confirmed 7 days ago
B+
Retailer 14
-
€798 EUR
View
B+
Retailer 15
-
€801 EUR
View
B+
Retailer 16
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€844 EUR
View
B+
Retailer 17
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€950 EUR
View
B+
Retailer 18
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€991 EUR
View
B+
Retailer 19
-
€1,285 EUR
View
Most Expensive
B
Brilliant Earth
22236824A · Nov 4
€1,509 EUR
$1,700 USD
View
19 more retailers have this diamond
Prices start from €200 EURSave up to €1,309 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.

A
1.09ct Asscher
€200 EUR