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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 €239 EUR
$266 USD
As of October 28, 2026
Save €3,930 EUR (94%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €4,169 EUR at Brilliant Earth · As of October 28, 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 28, 2026, with prices from €239 to €4,169, a €3,930 spread on the same certified stone. Brilliant Earth lists it at €4,169. 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
Colour
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

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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 28
Current: €578 EUR|Low: €268 EUR|High: €2,934 EUR|Avg: €956 EUR|-3.6%
Retailer 1
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
October 29, 2026
Retailer 7€268 EUR
Retailer 3€278 EUR
Retailer 13€440 EUR
Retailer 8€492 EUR
Retailer 12€563 EUR
Retailer 1€578 EUR
Retailer 4€609 EUR
Retailer 11€762 EUR
Retailer 15€824 EUR
Retailer 5€959 EUR
Retailer 17€1,141 EUR
Retailer 6€1,201 EUR
Retailer 2€1,233 EUR
Retailer 10€1,320 EUR
Retailer 9€1,368 EUR
Retailer 16€2,129 EUR
Retailer 14€2,875 EUR

41 data points across 17 retailers

21 retailers€239 EUR to €4,169 EUR

A+
Cheapest Retailer
-
€239 EUR
$266 USD
A
Retailer 2
-
€268 EUR
$298 USD
View
Final sale: no returns
A
Retailer 3
-
€278 EUR
$309 USD
View
A
Retailer 4
-
€296 EUR
$330 USD
View
A
Retailer 5
-
€440 EUR
$490 USD
View
A
Retailer 6
-
€492 EUR
$548 USD
View
A
Retailer 7
-
€563 EUR
ZAR 10,120 ZAR
View
A
Retailer 8
-
€578 EUR
£507 GBP
View
A
Retailer 9
-
€609 EUR
$678 USD
View
A
Retailer 10
-
€762 EUR
A$1,304 AUD
View
A
Retailer 11
-
€824 EUR
$917 USD
View
A
Retailer 12
-
€959 EUR
$1,067 USD
View
A
Retailer 13
-
€1,053 EUR
$1,172 USD
View
A
Retailer 14
-
€1,141 EUR
$1,270 USD
View
B+
Retailer 15
-
€1,201 EUR
$1,337 USD
View
B+
Retailer 16
-
€1,233 EUR
SGD 1,854 SGD
View
B+
Retailer 17
-
€1,320 EUR
£1,157 GBP
View
B+
Retailer 18
-
€1,368 EUR
A$2,343 AUD
View
Price last confirmed 24 days ago
B
Retailer 19
-
€2,129 EUR
$2,370 USD
View
B
Retailer 20
-
€2,875 EUR
$3,200 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
22138312Y · Oct 28
€4,169 EUR
$4,640 USD
View
20 more retailers have this diamond
Prices start from €239 EURSave up to €3,930 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
€239 EUR