Extremely Rare Pelikan M810 Blue Ocean fountain pen with 18K OB Nib, Excellent Condition, Piston Filling System. Note the compass insignia on the piston cap identifying pen as the Pelikan Blue Ocean model, differentiating this from the Model M800 demonstrator. The item "Extremely Rare Pelikan M810 Blue Ocean Compass fountain pen with 18K OB Nib" is in sale since Friday, June 28, 2019. This item is in the category "Collectibles\Pens & Writing Instruments\Pens\Fountain Pens\Pelikan".The seller is "sodakids" and is located in Phoenix, Arizona. This item can be shipped worldwide.