Zeno Watch Basel – Mechanical Small Seconds – Ref. 6558

Elegant classically styled Zeno-Watch Basel, featuring a light-colored dial with applied Arabic numerals and off-centre small seconds at 9 o’clock. The exhibition back reveals the hand-wound mechanical movement, decorated and shock-protected by the Incabloc system. A configuration recalling the pocket-watch tradition, transformed into an elegant wristwatch.

• Brand: Zeno-Watch Basel
• Reference: 6558
• Period: Early 2000s
• Condition: Used 
• Movement: Hand-wound mechanical
• Calibre: Unitas 6497/98
• Case: Steel with gold-tone finish/plating; case back marked “All Stainless Steel”
• Case diameter: 41 mm
• Dial: Ivory, applied Arabic numerals, dotted minute track and small seconds at 9 o’clock
• Strap:  original brown crocodile 
• Buckle: Original signed
• Crown: Gold-tone knurled crown
• Case back: Exhibition back with glass, visible mechanical movement
• NoteThe movement appears to belong to the Unitas 6497 family, a large calibre derived from pocket-watch architecture and particularly recognizable for its small seconds at 9 o’clock. In Zeno’s official specifications, the Unitas 6497 movement is listed as a hand-wound movement with 17 jewels, a frequency of 18,000 vibrations/hour and approximately 46 hours of power reserve. Zeno-Watch traces its origins to the workshop founded by Jules Godat in 1868; in 1965, under Felix W. Huber, assembly and service were transferred to Basel.