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There are similarities between the celluloid used for pens branded [[CISEA]] and some [[Olo]] and [[ASCO]] models, which has given rise to the possibility of some connection with the [[Aurora]], but only for the low-end  production, an hypothesis supported by the presence of fountain pen marked  ''Amica Cisea'', with the ''[[Amica]]'' trademark,  believed to have been used by [[Aurora]] for the production of advertising pens, because of the identity of the finish and metal detailing found on these pens with those of [[Olo]].

There are similarities between the celluloid used for pens branded [[CISEA]] and some [[Olo]] and [[ASCO]] models, which has given rise to the possibility of some connection with the [[Aurora]], but only for the low-end  production, an hypothesis supported by the presence of fountain pen marked  ''Amica Cisea'', with the ''[[Amica]]'' trademark,  believed to have been used by [[Aurora]] for the production of advertising pens, because of the identity of the finish and metal detailing found on these pens with those of [[Olo]].

References: [https://web.archive.org/web/20101127234410/http://www.pentrace.net/article112900028.html]

Riferences: [http://www.pentrace.net/article112900028.html]

Material:{{GenerateSmallBrandGallery|CISEA}}

Material:{{GenerateSmallBrandGallery|CISEA}}