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Asscher|Lab Grown|IGI

1.78ct D FL Asscher Lab Grown Diamond

VG • D/FL • IGI LG831687608

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG831687608

Diamond specifications and retailer prices

From €539 EUR
£474 GBP
As of October 30, 2026
Save €3,104 EUR (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €3,643 EUR at Brilliant Earth · As of October 31, 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 very-good cut grade and certified by IGI LG831687608 or 831687608. Listed at 14 retailers as of October 30, 2026, with prices from €539 to €3,643, a €3,104 spread on the same certified stone. Brilliant Earth lists it at €3,643. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.78
Carat
D
Colour
FL
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831687608
Dimensions6.71 × 6.69 × 4.44 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
6.71 mm6.69 mm1.78 ctD / FL
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831687608
Side View
Table 64.0%Crown 32.2°Girdle: MED-STKPavilion 38.4°Culet: NoneDepth 66.4%

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: €3,643 EUR|Low: €539 EUR|High: €3,643 EUR|Avg: €1,384 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
October 31, 2026
Retailer 9€539 EUR
Retailer 3€596 EUR
Retailer 7€770 EUR
Retailer 12€795 EUR
Retailer 2€842 EUR
Retailer 11€873 EUR
Retailer 10€1,047 EUR
Retailer 13€1,263 EUR
Retailer 8€1,366 EUR
Retailer 6€1,662 EUR
Retailer 14€1,772 EUR
Retailer 4€2,171 EUR
Retailer 5€3,037 EUR
Brilliant Earth€3,643 EUR

6 data points across 14 retailers

14 retailers€539 EUR to €3,643 EUR

A
Cheapest Retailer
-
€539 EUR
£474 GBP
A
Retailer 2
-
€596 EUR
$666 USD
View
Final sale: no returns
A
Retailer 3
-
€770 EUR
$860 USD
View
A
Retailer 4
-
€795 EUR
$888 USD
View
A
Retailer 5
-
€842 EUR
£740 GBP
View
A
Retailer 6
-
€873 EUR
ZAR 15,764 ZAR
View
B+
Retailer 7
-
€1,047 EUR
View
B+
Retailer 8
-
€1,263 EUR
$1,411 USD
View
B+
Retailer 9
-
€1,366 EUR
$1,526 USD
View
B
Retailer 10
-
€1,662 EUR
$1,856 USD
View
B
Retailer 11
-
€1,772 EUR
$1,980 USD
View
B
Retailer 12
-
€2,171 EUR
SGD 3,277 SGD
View
B
Retailer 13
-
€3,037 EUR
$3,393 USD
View
Most Expensive
B
Brilliant Earth
22310941A · Oct 31
€3,643 EUR
$4,070 USD
View
13 more retailers have this diamond
Prices start from €539 EURSave up to €3,104 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
€539 EUR