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51A Jinhao × 601 Jinhao ×
Typical price $13 —
Price range $13–$13 —
Collectors who log it 228 —
Filling Cartridge / converter —
Nib — #5 steel, M (marked 18KGP) nib
Materials stainless steel metal, lacquer or printed finish
Homage to Parker 51 Parker Sonnet
Stocked at 1 —
For
  • Parker 51 look for a few dollars
  • Hooded nib dries out slowly
  • Many finishes, including wood and demonstrator
  • Sonnet-like look for little money
  • Knurled metal grip
  • Smooth nib out of the box for many owners
Against
  • Writing quality varies from pen to pen
  • Some buyers find the cap feels rough or loose
  • 'EF' often writes like a fine
  • Stock nib runs broad
  • '18KGP' stamp on a steel nib
  • Printed celluloid pattern can be misaligned
  • Hard to find new now
◂ better of these faded — all the same Clear all

Dimensions are mined from retailer listings — approximate. A dash means no source gave it, not that it is missing.