My current interest is in my nascent Fountain Pen Collection and I've been planning how best to proceed over the next 12 Months increasing my Collection to a total of Six (6) Pens. Presently, I own only three (3) Pens; all Metropolitan's and feel it necessary to add some variety & quality. Current Inventory Pilot Metropolitan Classic (Black) Retro Pop (Turquoise) Retro Pop (Purple) Iroshizuku Ink Kon-Peki Murusaki-Shikibu Future Desired: Pens Pilot Custom 74 Black -- $75 -- Mar 2018 Platinum 3776 Blue -- $75 -- Aug 2018 Platinum 3776 Red -- $ 75 -- Dec 2018 Accessories Pen Case (3 Pack) -- $25 -- Aug 2018 Estimated Outlay -- $250 Update 12/31/17 I've delayed my planned purchases and will make them contingent on successfully passing my Certification Exams for Python and R respectively. The dates can vary, but more or less I want to 'win' these pens by passing the examinations. The Metropolitans have held up well and are being reinked every few days due to my s