Following the success of Narwhal Original Series debuted in 2019, Nahvalur is taking this series further. Nahvalur Original Plus series maintain the affordable price point while upgrading the filling system from a piston to a vacuum system. This series still features the in-house developed No.6 stainless steel nib. Nahvalur Original Plus Azureus BlueFountain Pen Specifications: Finish: Translucent Acrylic Trims and Clip: Silver Nib: No. 6 stainless steel, medium point Filling System:Vacuum(bottled ink fill only) Pen Length, closed: 5.77 in. / 146.5 mm Pen Length, open, cap off: 5.24 in. / 133 mm Pen Length, open, cap posted: cap post Pen Diameter, barrel: 0.53in. / 13.5 mm Pen Diameter, section: 0.43 in. / 11 mm Pen Total Weight: 0.9oz. / 27 g Gift boxed