Seiko 54A-401, Winding stem, RONDA: 1584

RONDA no: 1584

• Thread: 0.90 mm.
  
• 1 pcs.
• Fits Seiko cal: 54A, 60M, 810 (10.5''' - 11.5'''), Chronos, Gold Feather, King Seiko, , Champion