Vacheron Constantin 434-8350, Spring for hammer

• VACHERON & CONSTANTIN original part, not in factory packaging.

• Fits cal: 434 chronograph

Data Vacheron Constantin cal: 434

• Base caliber: Valjoux 22
• 17 jewels manual wind chronograph, 60 s, 30/45 min counter.
• Size: 14''' 31,3 mm.
• H: = 6,40 mm.
• N: = 18000.
• Power reserve: 40 h.