Please bear with me as this is all from memory. I'm certain that some of this stuff is inaccurate and that I'm forgetting a lot of things you agreed upon, but I'm hoping that once you all see the post, more details will come back to everyone.
Base Ship - 100,000
Broad Rudders - 500
Everfull Sails - ?
Ice Cannon - ?
Revealing Lanterns - ?
Hardened Wood - ?
Additional Magical Hardening - ?
Fortified Aft Castle -
Modified Teleporter (1x/day for 250 miles) - ?
Hallow Spell for 1 year (possibly with Death Ward tied to it) - ?
Normal Jail with Silenced, Dimensional Anchor Shackles - ?
Ice Porpoise Summoning Alarm - ?
Submerge Ship (1x/day) - ?
Total Cost = ~472,500
Pricing Updates (All prices are List prices. No discounts figured in)
Living Figurehead* - 40,000 to 100,000(*not sure we decided on a type, but I remember talking about this)
Oars of Speed - 2,500 per pair
Sails of Displacement - 120,000
Magically treated hull - 4,500
Sturdy Hull - +10% of base ship cost
Wooden Plating - +20% Base ship cost
Lantern of Revealing - 30,000