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Asscher|Lab Grown|IGI

1.50ct E SI1 Asscher Lab Grown Diamond

ID • E/SI1 • IGI LG700505261

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG700505261

Diamond specifications and retailer prices

From €187 EUR
$209 USD
As of October 30, 2026
Save €896 EUR (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €1,083 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.5ct lab-grown asscher diamond

This 1.5ct lab-grown asscher sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG700505261 or 700505261. Listed at 16 retailers as of October 30, 2026, with prices from €187 to €1,083, a €896 spread on the same certified stone. Brilliant Earth lists it at €1,083. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700505261
Dimensions6.38 × 6.31 × 4.16 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
6.38 mm6.31 mm1.50 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700505261
Side View
Table 64.0%Crown 32.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 65.9%

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: €1,083 EUR|Low: €179 EUR|High: €1,119 EUR|Avg: €520 EUR|-3.2%
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
October 31, 2026
Retailer 12€187 EUR
Retailer 6€209 EUR
Retailer 5€217 EUR
Retailer 4€232 EUR
Retailer 14€232 EUR
Retailer 3€399 EUR
Retailer 10€418 EUR
Retailer 8€424 EUR
Retailer 2€427 EUR
Retailer 11€579 EUR
Retailer 15€745 EUR
Retailer 7€792 EUR
Retailer 13€815 EUR
Retailer 9€933 EUR
Brilliant Earth€1,083 EUR

44 data points across 15 retailers

16 retailers€187 EUR to €1,083 EUR

A
Cheapest Retailer
-
€187 EUR
$209 USD
A
Retailer 2
-
€209 EUR
$234 USD
View
Final sale: no returns
A
Retailer 3
-
€217 EUR
$242 USD
View
A
Retailer 4
-
€232 EUR
$259 USD
View
A
Retailer 5
-
€232 EUR
$259 USD
View
B+
Retailer 6
-
€399 EUR
$446 USD
View
A
Retailer 7
-
€418 EUR
£368 GBP
View
B+
Retailer 8
-
€424 EUR
View
A
Retailer 9
-
€427 EUR
£376 GBP
View
B+
Retailer 10
-
€579 EUR
$647 USD
View
B+
Retailer 11
-
€745 EUR
$832 USD
View
B
Retailer 12
-
€792 EUR
$885 USD
View
Retailer 13
-
€812 EUR
$907 USD
View
Price last confirmed 83 days ago
Retailer 14
-
€815 EUR
$910 USD
View
Price last confirmed 12 days ago
B
Retailer 15
-
€933 EUR
£821 GBP
View
Most Expensive
B
Brilliant Earth
21312311A · Oct 30
€1,083 EUR
$1,210 USD
View
15 more retailers have this diamond
Prices start from €187 EURSave up to €896 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
1.50ct Asscher
€187 EUR