Description
The Tissot Ballade COSC Automatic is a high-precision Swiss watch featuring chronometer certification. Here are its key specifications:
Movement
• Caliber: ETA-based Powermatic 80.811
• Type: Automatic mechanical
• Power Reserve: 80 hours
• COSC Certification: Yes (Chronometer-certified for accuracy)
• Special Feature: Silicon balance spring for improved durability and resistance to magnetic fields
Case & Dial
• Material: Stainless steel (some models feature two-tone with PVD coating)
• Diameter: 39 - 41mm (varies by model)
• Thickness: Around 9.8mm
• Crystal: Sapphire with anti-reflective coating
• Case Back: Transparent sapphire crystal
• Water Resistance: 50m (5 ATM)
• Dial Options: Guilloché pattern with Roman numerals or indexes
Strap & Clasp
• Options: Stainless steel bracelet or leather strap
• Clasp: Butterfly clasp with push-buttons
Additional Features
• Date Function: Yes (at 3 o’clock position)
• Accuracy: Within -4/+6 seconds per day (COSC standards)