CaratHunter
Plans
Cushion|Lab Grown|IGI

0.73ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG512241228

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG512241228

Diamond specifications and retailer prices

From €248 EUR
$277 USD
As of October 30, 2026
Save €814 EUR (77%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €1,062 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 0.73ct lab-grown cushion diamond

This 0.73ct lab-grown cushion sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG512241228 or 512241228. Listed at 4 retailers as of October 29, 2026, with prices from €248 to €1,062, a €814 spread on the same certified stone. MOH London lists it at €1,062. 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

0.73
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512241228
Dimensions5.29 × 5.22 × 3.56 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process.
Top View
5.29 mm5.22 mm0.73 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG512241228
Side View
Table 58.0%Crown 35°Girdle: MED-THKPavilion 39.4°Culet: NoneDepth 68.2%

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: Oct 30
Current: €1,062 EUR|Low: €226 EUR|High: €1,070 EUR|Avg: €461 EUR|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 3€248 EUR
Retailer 2€256 EUR
Retailer 4€339 EUR
Retailer 7€394 EUR
Retailer 5€474 EUR
Retailer 6€474 EUR
MOH London€1,062 EUR

36 data points across 7 retailers

4 retailers€248 EUR to €1,062 EUR

A
Cheapest Retailer
-
€248 EUR
$277 USD
A
Retailer 2
-
€256 EUR
£226 GBP
View
B+
Retailer 3
-
€339 EUR
$379 USD
View
Most Expensive
B
MOH London
LG512241228 · Oct 29
€1,062 EUR
£934 GBP
View
3 more retailers have this diamond
Prices start from €248 EURSave up to €814 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
0.73ct Cushion
€248 EUR