Pelikan

ISellPens

They sell all types and styles of Fountain, Rollerball, and Ballpoint pens. ISellpens carries one of the largest selections of chinese pens in the United States. Their mission is to provide quality writing instruments and accessories for excellent value. Orders are shipped immediately and offer the good customer service.

La Couronne du Comte

Online and brick-and-mortar shop, based in the Netherlands, which offers world-wide shipping.

Paper/Stationery Brands: 

A.B.C. Lloyd

A wide range of both vintage and modern fountain pens and writing accessories of all sorts.

New pens from: Visconti, Onoto, Conway Stewart, Pilot, Pelikan, Ohoto, Platinum, Aurora, Yoropen and Opus Penna.

Vintage pens from: Swan, Conway Stewart, Parker, De La Rue, Waterman, Shaeffer, Conklin, Montblanc, Wahl Eversharp, Burnham, Mentmore and others.

Gadgeteer

Nice shop that has a very good pen selection, with an excellent selection of pens from $10 to 500. Curtis, Visconti, and Delta are regularly in stock. Part of a shop in combination with modern design and higher end kitchen goods.

Mazzini47 - Comelity.com

Mazzini47 is a luxury store in Pordenone (North-east of Italy). They sell all kind of elegant and design gifts, from writing instruments, to business bags, to clocks, to leather items.

I really like this shop because of the kindness of its employees, the great quality of its products and the superb customer service.