The Barrier Reef Nonagon is a totally hand crafted pen fitted with a polished steel Jowo nib size 6. It measures approximately 145m/m long including cap and 135m/m nib to body end. The body diameter is 16.5m/m with a 14m/m thread and the cap diameter is 17.5m/m. The pen comes with any nib tip size and Schmidt K5 ink converter, other nib options available. The silver used is Argentium .940, whiter and brighter than traditional .925 sterling and much more tarnish resistant. Argentium Silver is hypoallergenic and is well-suited for those who are unable to wear traditional Sterling silver jewellery. Argentium also has antibacterial properties and does not contain nickel.
The best fountain pen tip for beginners to use to become acclimated to writing with a fountain pen is probably a size Medium tip. But you may also use a broad nib size Broad if all you want to do is sign documents with your fountain pen. Extra Fine nibs are perfect for adding notes to calendars and have a particularly small line width. Fine nibs create a delicate and smooth stroke on the paper and are suited for small, filigree handwriting. Medium nibs are the most popular spring strength and are typically appropriate for any style of handwriting. Broad nibs might work well for those who need to sign a lot of things and have a huge handwriting.