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Asscher|Lab Grown|IGI

1.78ct D FL Asscher Lab Grown Diamond

ID • D/FL • IGI LG836614453

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG836614453

Diamond specifications and retailer prices

From €410 EUR
$458 USD
As of October 30, 2026
Save €3,153 EUR (88%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €3,562 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.78ct lab-grown asscher diamond

This 1.78ct lab-grown asscher sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836614453 or 836614453. Listed at 22 retailers as of October 30, 2026, with prices from €410 to €3,562, a €3,153 spread on the same certified stone. Brilliant Earth lists it at €3,562. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836614453
Dimensions6.82 × 6.82 × 4.22 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
6.82 mm6.82 mm1.78 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836614453
Side View
Table 67.0%Crown 33.7°Girdle: Slightly ThickPavilion 38.8°Culet: NoneDepth 61.9%

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: €3,562 EUR|Low: €410 EUR|High: €5,111 EUR|Avg: €1,558 EUR|-30.3%
Brilliant Earth
Retailer 2
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Retailer 22
October 31, 2026
Retailer 11€410 EUR
Retailer 8€459 EUR
Retailer 3€508 EUR
Retailer 16€539 EUR
Retailer 9€596 EUR
Retailer 20€636 EUR
Retailer 15€662 EUR
Retailer 5€729 EUR
Retailer 22€795 EUR
Retailer 2€842 EUR
Retailer 19€873 EUR
Retailer 17€1,047 EUR
Retailer 13€1,178 EUR
Retailer 6€1,263 EUR
Retailer 4€1,634 EUR
Retailer 7€1,662 EUR
Retailer 21€1,772 EUR
Retailer 18€1,877 EUR
Retailer 14€2,060 EUR
Retailer 10€3,037 EUR
Retailer 12€3,518 EUR
Brilliant Earth€3,562 EUR

24 data points across 22 retailers

22 retailers€410 EUR to €3,562 EUR

A
Cheapest Retailer
-
€410 EUR
$458 USD
A
Retailer 2
-
€459 EUR
$513 USD
View
A
Retailer 3
-
€508 EUR
$568 USD
View
A
Retailer 4
-
€539 EUR
£474 GBP
View
A
Retailer 5
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€596 EUR
$666 USD
View
Final sale: no returns
A
Retailer 6
-
€636 EUR
$710 USD
View
Retailer 7
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€662 EUR
$740 USD
View
Price last confirmed 15 days ago
A
Retailer 8
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€729 EUR
$815 USD
View
A
Retailer 9
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€795 EUR
$888 USD
View
A
Retailer 10
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€842 EUR
£740 GBP
View
A
Retailer 11
-
€873 EUR
ZAR 15,764 ZAR
View
A
Retailer 12
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€1,047 EUR
View
B+
Retailer 13
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€1,178 EUR
$1,316 USD
View
B+
Retailer 14
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€1,263 EUR
$1,411 USD
View
B+
Retailer 15
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€1,634 EUR
$1,825 USD
View
B+
Retailer 16
-
€1,662 EUR
$1,856 USD
View
B+
Retailer 17
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€1,772 EUR
$1,980 USD
View
B+
Retailer 18
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€1,877 EUR
£1,651 GBP
View
Retailer 19
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€2,060 EUR
£1,812 GBP
View
Price last confirmed 9 days ago
B
Retailer 20
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€3,037 EUR
$3,393 USD
View
Retailer 21
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€3,518 EUR
$3,930 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
21738548A · Oct 30
€3,562 EUR
$3,980 USD
View
21 more retailers have this diamond
Prices start from €410 EURSave up to €3,153 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
1.78ct Asscher
€410 EUR