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Asscher|Lab Grown|IGI

1.21ct D FL Asscher Lab Grown Diamond

ID • D/FL • IGI LG840634763

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG840634763

Diamond specifications and retailer prices

From €352 EUR
$393 USD
As of October 30, 2026
Save €1,671 EUR (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €2,023 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.21ct lab-grown asscher diamond

This 1.21ct 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 LG840634763 or 840634763. Listed at 18 retailers as of October 30, 2026, with prices from €352 to €2,023, a €1,671 spread on the same certified stone. Brilliant Earth lists it at €2,023. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840634763
Dimensions6.01 × 5.99 × 3.83 mm
L/W Ratio1.00
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
6.01 mm5.99 mm1.21 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840634763
Side View
Table 65.0%Crown 37.2°Girdle: MediumPavilion 41°Culet: NoneDepth 63.9%

Caratlytics Score

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A
Excellent
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: €2,023 EUR|Low: €352 EUR|High: €2,023 EUR|Avg: €912 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 9€352 EUR
Retailer 15€394 EUR
Retailer 6€437 EUR
Retailer 7€452 EUR
Retailer 16€568 EUR
Retailer 4€644 EUR
Retailer 3€694 EUR
Retailer 12€700 EUR
Retailer 2€716 EUR
Retailer 18€733 EUR
Retailer 14€750 EUR
Retailer 11€1,049 EUR
Retailer 8€1,390 EUR
Retailer 5€1,436 EUR
Retailer 17€1,593 EUR
Retailer 10€1,599 EUR
Retailer 13€1,715 EUR
Brilliant Earth€2,023 EUR

16 data points across 18 retailers

18 retailers€352 EUR to €2,023 EUR

A
Cheapest Retailer
-
€352 EUR
$393 USD
A
Retailer 2
-
€394 EUR
$440 USD
View
Final sale: no returns
Retailer 3
-
€437 EUR
$488 USD
View
Price last confirmed 7 days ago
Retailer 4
-
€452 EUR
£397 GBP
View
Price last confirmed 15 days ago
A
Retailer 5
-
€568 EUR
$635 USD
View
A
Retailer 6
-
€644 EUR
$719 USD
View
B+
Retailer 7
-
€694 EUR
$775 USD
View
A
Retailer 8
-
€700 EUR
View
B+
Retailer 9
-
€716 EUR
£630 GBP
View
B+
Retailer 10
-
€733 EUR
$819 USD
View
B+
Retailer 11
-
€750 EUR
ZAR 13,540 ZAR
View
B+
Retailer 12
-
€1,049 EUR
$1,172 USD
View
B
Retailer 13
-
€1,390 EUR
SGD 2,098 SGD
View
B
Retailer 14
-
€1,436 EUR
$1,604 USD
View
Retailer 15
-
€1,593 EUR
$1,780 USD
View
Price last confirmed 13 days ago
B
Retailer 16
-
€1,599 EUR
$1,786 USD
View
B
Retailer 17
-
€1,715 EUR
£1,509 GBP
View
Most Expensive
B
Brilliant Earth
21861679A · Oct 31
€2,023 EUR
$2,260 USD
View
17 more retailers have this diamond
Prices start from €352 EURSave up to €1,671 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
1.21ct Asscher
€352 EUR