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Asscher|Lab Grown|IGI

1.78ct E IF Asscher Lab Grown Diamond

ID • E/IF • IGI LG749551270

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG749551270

Diamond specifications and retailer prices

From €238 EUR
$266 USD
As of October 30, 2026
Save €3,002 EUR (93%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €3,240 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG749551270 or 749551270. Listed at 21 retailers as of October 30, 2026, with prices from €238 to €3,240, a €3,002 spread on the same certified stone. Brilliant Earth lists it at €3,240. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle25.6°
Pavilion angle42.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG749551270
Dimensions6.78 × 6.69 × 4.27 mm
L/W Ratio1.01
Culet sizePointed
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
6.78 mm6.69 mm1.78 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG749551270
Side View
Table 60.0%Crown 25.6°Girdle: MediumPavilion 42.1°Culet: NoneDepth 63.8%

Caratlytics Score

How it works →
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: €3,240 EUR|Low: €238 EUR|High: €3,240 EUR|Avg: €915 EUR
Brilliant Earth
Retailer 2
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Retailer 21
October 31, 2026
Retailer 21€238 EUR
Retailer 12€267 EUR
Retailer 8€277 EUR
Retailer 3€295 EUR
Retailer 18€439 EUR
Retailer 14€491 EUR
Retailer 17€561 EUR
Retailer 2€578 EUR
Retailer 9€607 EUR
Retailer 16€759 EUR
Retailer 20€821 EUR
Retailer 10€955 EUR
Retailer 4€1,049 EUR
Retailer 6€1,137 EUR
Retailer 11€1,197 EUR
Retailer 7€1,228 EUR
Retailer 15€1,315 EUR
Retailer 13€1,350 EUR
Retailer 5€2,121 EUR
Retailer 19€2,864 EUR
Brilliant Earth€3,240 EUR

43 data points across 21 retailers

21 retailers€238 EUR to €3,240 EUR

A
Cheapest Retailer
-
€238 EUR
$266 USD
A
Retailer 2
-
€267 EUR
$298 USD
View
Final sale: no returns
A
Retailer 3
-
€277 EUR
$309 USD
View
A
Retailer 4
-
€295 EUR
$330 USD
View
A
Retailer 5
-
€439 EUR
$490 USD
View
A
Retailer 6
-
€491 EUR
$548 USD
View
A
Retailer 7
-
€561 EUR
ZAR 10,120 ZAR
View
A
Retailer 8
-
€578 EUR
£509 GBP
View
A
Retailer 9
-
€607 EUR
$678 USD
View
A
Retailer 10
-
€759 EUR
A$1,304 AUD
View
A
Retailer 11
-
€821 EUR
$917 USD
View
A
Retailer 12
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€955 EUR
$1,067 USD
View
A
Retailer 13
-
€1,049 EUR
$1,172 USD
View
B+
Retailer 14
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€1,137 EUR
$1,270 USD
View
B+
Retailer 15
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€1,197 EUR
$1,337 USD
View
B+
Retailer 16
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€1,228 EUR
SGD 1,854 SGD
View
B+
Retailer 17
-
€1,315 EUR
£1,157 GBP
View
B+
Retailer 18
-
€1,350 EUR
A$2,321 AUD
View
B
Retailer 19
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€2,121 EUR
$2,370 USD
View
Retailer 20
-
€2,864 EUR
$3,200 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
22138312Y · Oct 30
€3,240 EUR
$3,620 USD
View
20 more retailers have this diamond
Prices start from €238 EURSave up to €3,002 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
€238 EUR