Seiko Original Winding Stem (1 piece) – Part 354045 – for King Quartz (KQ 0852A/B, 0853A/B)

Original SEIKO winding stem, part number 354045 , suitable for early King Quartz (KQ) calibers 0852A, 0852B, 0853A, 0853B . This stem connects the crown, winding mechanism, and hand setting and is an essential component for the movement's function.

Condition:

• New Old Stock (NOS), unused
• Genuine Seiko spare part quality

Compatibility:

• King Quartz 0852A / 0852B
• King Quartz 0853A / 0853B