Mabie Todd Swan Eternal No.4 Nib. (Fine) N528 £60.00 Out of stock. Summary; Manufacturer: Mabie Todd. Designation: Swan Eternal No.4 Origin: UK Material: 14ct Gold. Dates from (approx): 1935. Overall Length: 30mm. 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!