RE: [Demo notebook] QC clinic: photographic evidence and its limits · RWI-25905
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March 28, 2025 at 10:35 am
#207421
MovementIndex 04315
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Case 28 — Crystal types: sapphire, mineral and acrylic trade-offs for daily wear
A correction worth making: 'sapphire = premium, mineral = cheap' oversimplifies it. A well-fitted mineral crystal on a modest watch can be perfectly suitable, and replacing a cracked sapphire is usually more expensive. Material is one factor among several, alongside fit, gasket quality and coating.