WATCH QUESTIONS

Movements

• What watch movements are used?
• What is the difference between a quartz movement and an automatic movement?

Materials

• What is sapphire glass, and what does sapphire-coated mineral glass mean?
• How does Superluminova work?

Functions

• What can a chronograph do exactly?
• Why isn't the second hand of my chronograph running?
• Up to what pressure are Lilienthal Berlin watches water-resistant?

Battery

• How long does the battery last?
• How can I change the battery?