beanerds2Not necessarily as I have a bronze OEM buckle on my IWC Big Pilot and I put an aftermarket bronze buckle on my PAM Bronzo(507) and have had no probs or staining from either one.
I'm sure, that like anything else, it depends on the quality of the buckle.
Stay Well👊
RP
RPJacobsIIThey must have a clear coat of some sort because Bronze ,, more exactly the copper in the bronze stains skin green really quick .
Yep ,, IWC 5 k ? Paneri ,, 6 k ?? nice watches .