Conway Stewart No.1A Nib. (Fine) N569 £18.00 Out of stock. Summary; Manufacturer: Conway Stewart. Designation: 1A. Origin: UK. Material: 14ct Gold. Dates from (approx): 1950. Overall Length: 20mm. Writing Width: Fine. Notes: All sizes and measurements are approximate. Any replacement nib may need some adjustment when fitted to the pen. We can fit this nib as part of a service on your pen, email us for details. Postage in the UK is free on this item!