"Standard International" cartridges and converters are commonly used in most fountain pens. International cartridges are made in short or long sizes.

Monteverde Ink Cartridges International Size in Black - Pack of 6
  • $3.00

G302BK

Monteverde Ink Cartridges International Size in Blue - Pack of 6
  • $3.00

G302BU

Graf von Faber-Castell Ink Cartridges in Carbon Black - Pack of 6
  • $5.00

141100

Monteverde Ink Cartridges International Size in Blue/Black - Pack of 6
  • $3.00

G302BB

Graf von Faber-Castell Ink Cartridges in Cobalt Blue - Pack of 6
  • $4.00

141101

33%

Kaweco Ink Cartridges in Assorted Colors - 8 Sets of 6
  • $30.00
  • $19.95

KawecoCartridges-8Packs

Caran d'Ache Chromatics Ink Cartridges in Idyllic Blue - Pack of 6
  • $5.50

CA-8021140

Graf von Faber-Castell Ink Cartridges in Midnight Blue - Pack of 6
  • $5.00

141107

Waterman Ink Cartridges in Mysterious Blue - Pack of 8
  • $9.50

52026W

Waterman Ink Cartridges in Serenity Blue - Pack of 8
  • $10.00

52022W

10%

Waterman Ink Cartridges in Intense Black - Pack of 8
  • $10.00
  • $9.00

52021W

Kaweco Ink Cartridge in Smokey Grey - Pack of 6
  • $3.00

10000997