Regulation vs Service

Regulation

• Adjusts the rate (the watch's daily timing).
• 10–20 minutes at the bench.
• Costs ₹500–₹2,000.
• Fixes accuracy drift only.

Service

• Full disassembly, cleaning, oiling, gasket replacement.
• 2–6 weeks turnaround.
• Costs ₹6,000–₹80,000 depending on brand.
• Required every 5–10 years.

When each applies

• New watch off by 15 sec/day → regulation.
• 6-year-old watch off by 60 sec/day → service.
• Watch starting and stopping → service.
• Crown gritty → service.