UNITAS Winding Stem 176-401 Thread 0.90mm - Cal. 176-6330 Swiss Movement Part

Original UNITAS Winding Stem 176-401 Thread 0.90mm

Complete your UNITAS movement restoration with this authentic winding stem for multiple calibers. This essential component connects the crown to the movement's winding mechanism, ensuring reliable manual winding operation and precise time setting in UNITAS's classic movements.

Technical Specifications:

• Brand: UNITAS Swiss Made
• Part Number: 176-401
• Type: Winding stem
• Thread: 0.90mm
• Compatible Calibers: 176, 376, 600, 620, 6310, 6310N, 6211, 6311N, 6312, 6312N, 6320, 6325, 6326, 6330
• Condition: New original part in perfect condition
• Quality: Professional watchmaker inspected
• Status: Ready to use
• Function: Crown to movement connection

Multi-Caliber Compatibility:

This winding stem serves an extensive range of UNITAS calibers from the 176 to 6330 series, making it a valuable component for restoration projects. Its precision engineering with 0.90mm thread ensures reliable crown operation and smooth winding functions.

Perfect New Condition:

✅ 100% Original UNITAS winding stem
✅ New condition, no damages
✅ Compatible with Cal. 176-6330
✅ 0.90mm thread specification
✅ Professional watchmaker approved

Perfect for: UNITAS Cal. 176-6330 restoration, crown mechanism repairs, stem replacement, or ensuring reliable crown-to-movement connection in classic UNITAS movements.