CaratHunter
Plans
Cushion|Lab Grown|IGI

1.50ct E SI1 Cushion Lab Grown Diamond

EX • E/SI1 • IGI LG784633426

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG784633426

Diamond specifications and retailer prices

From €173 EUR
As of November 6, 2026
Save €723 EUR (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €896 EUR at MOH London · As of November 5, 2026
View at MOH London

About this 1.5ct lab-grown cushion diamond

This 1.5ct lab-grown cushion 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 LG784633426 or 784633426. Listed at 14 retailers as of November 5, 2026, with prices from €173 to €896, a €723 spread on the same certified stone. MOH London lists it at €896. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784633426
Dimensions8.04 × 5.87 × 3.75 mm
L/W Ratio1.37
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.04 mm5.87 mm1.50 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784633426
Side View
Table 60.0%Crown 34.4°Girdle: MED-STKPavilion 36.7°Culet: NoneDepth 63.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €896 EUR|Low: €173 EUR|High: €958 EUR|Avg: €504 EUR|-2.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 8€173 EUR
Retailer 6€245 EUR
Retailer 2€318 EUR
Retailer 7€338 EUR
Retailer 9€342 EUR
Retailer 4€363 EUR
Retailer 11€404 EUR
Retailer 5€427 EUR
Retailer 10€488 EUR
Retailer 13€630 EUR
Retailer 3€761 EUR
Retailer 12€824 EUR
MOH London€896 EUR

44 data points across 13 retailers

14 retailers€173 EUR to €896 EUR

A
Cheapest Retailer
-
€173 EUR
Final sale: no returns
A
Retailer 2
-
€218 EUR
View
A
Retailer 3
-
€245 EUR
View
A
Retailer 4
-
€318 EUR
View
A
Retailer 5
-
€338 EUR
View
B+
Retailer 6
-
€342 EUR
View
Retailer 7
-
€363 EUR
View
Price last confirmed 23 days ago
A
Retailer 8
-
€404 EUR
View
Retailer 9
-
€427 EUR
View
Price last confirmed 11 days ago
A
Retailer 10
-
€488 EUR
View
B+
Retailer 11
-
€630 EUR
View
Retailer 12
-
€761 EUR
View
Price last confirmed 16 days ago
B
Retailer 13
-
€824 EUR
View
Most Expensive
B
MOH London
LG784633426 · Nov 5
€896 EUR
£788 GBP
View
13 more retailers have this diamond
Prices start from €173 EURSave up to €723 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 Cushion
€173 EUR