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Asscher|Lab Grown|IGI

1.23ct D FL Asscher Lab Grown Diamond

ID • D/FL • IGI LG830622230

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG830622230

Diamond specifications and retailer prices

From €357 EUR
$399 USD
As of October 30, 2026
Save €2,561 EUR (88%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €2,918 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.23ct lab-grown asscher diamond

This 1.23ct 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 LG830622230 or 830622230. Listed at 19 retailers as of October 30, 2026, with prices from €357 to €2,918, a €2,561 spread on the same certified stone. Brilliant Earth lists it at €2,918. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830622230
Dimensions5.91 × 5.88 × 3.95 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
5.91 mm5.88 mm1.23 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830622230
Side View
Table 63.0%Crown 35.3°Girdle: Slightly ThickPavilion 41.2°Culet: NoneDepth 67.2%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: €2,918 EUR|Low: €357 EUR|High: €2,918 EUR|Avg: €998 EUR
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 5
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Retailer 11
Retailer 12
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Retailer 19
November 1, 2026
Retailer 4€357 EUR
Retailer 5€400 EUR
Retailer 18€400 EUR
Retailer 7€443 EUR
Retailer 8€443 EUR
Retailer 15€577 EUR
Retailer 13€699 EUR
Retailer 19€702 EUR
Retailer 12€728 EUR
Retailer 3€755 EUR
Retailer 14€762 EUR
Retailer 17€1,066 EUR
Retailer 6€1,411 EUR
Retailer 9€1,425 EUR
Retailer 11€1,457 EUR
Retailer 16€1,620 EUR
Retailer 10€1,625 EUR
Retailer 2€1,732 EUR
Brilliant Earth€2,918 EUR

38 data points across 19 retailers

19 retailers€357 EUR to €2,918 EUR

A+
Cheapest Retailer
-
€357 EUR
$399 USD
A
Retailer 2
-
€400 EUR
$447 USD
View
Final sale: no returns
A
Retailer 3
-
€400 EUR
$447 USD
View
A
Retailer 4
-
€443 EUR
$495 USD
View
Retailer 5
-
€443 EUR
$495 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
€577 EUR
$645 USD
View
A
Retailer 7
-
€699 EUR
View
A
Retailer 8
-
€702 EUR
$784 USD
View
A
Retailer 9
-
€728 EUR
£640 GBP
View
A
Retailer 10
-
€755 EUR
$843 USD
View
B+
Retailer 11
-
€762 EUR
ZAR 13,747 ZAR
View
B+
Retailer 12
-
€1,066 EUR
$1,191 USD
View
B+
Retailer 13
-
€1,411 EUR
SGD 2,130 SGD
View
B+
Retailer 14
-
€1,425 EUR
$1,592 USD
View
B+
Retailer 15
-
€1,457 EUR
$1,628 USD
View
Retailer 16
-
€1,620 EUR
$1,810 USD
View
Price last confirmed 13 days ago
B+
Retailer 17
-
€1,625 EUR
$1,815 USD
View
B+
Retailer 18
-
€1,732 EUR
£1,524 GBP
View
Most Expensive
B
Brilliant Earth
21433960A · Oct 31
€2,918 EUR
$3,260 USD
View
18 more retailers have this diamond
Prices start from €357 EURSave up to €2,561 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+
1.23ct Asscher
€357 EUR