Caran d'Ache Ecridor Chevron Rollerball Pen-PlatinumTimeless. The Ecridor Chevron houses an inverted v shape design on the six sides of its palladium coated body. These chevrons are diamond engraved and elegantly match its palladium coated finish. The Ecridor Chevron roller pen offers you excellence with finesse. Ident No. 838. 286 Features: Writing Instrument: Rollerball Pen Cap: Click in hexagonal brass cap, platinum coated, diamond guillochage, inverted v shape design Barrell: Hexagonal brass,