One thing I can never really understand is the huge fuss sometimes made over Seiko using Hardlex instead of Sapphire in many of their models.

What is so great about Sapphire? What is so terrible about Hardlex? From reading various posts I believe Hardlex is almost as scratch resistant as Sapphire but does not shatter under heavy impact whereas Sapphire will shatter. Bearing in mind we’re often talking divers and other tool watches, it seems to me Hardlex is actually the better option.

I…

Hardlex vs Sapphire