What Is a Watch Crystal Coating Durability Guide
Author: Funny Items
Release time: 2026-08-21 14:33:32
View number: 10
Coating Durability
Watch crystal coating durability determines how long AR coating remains effective.
Durability Guide
- Standard AR: 1-2 years
- Premium AR: 3-5 years
- Hard AR: 5+ years
- Sapphire AR: Permanent