If it were me, I'd remove the dial, gently clean it so as to not remove any more finish. Then I'd coat it in a water based or non reactive high gloss clear coat to stabilise it.
Peace,
Preston
If it were me, I'd remove the dial, gently clean it so as to not remove any more finish. Then I'd coat it in a water based or non reactive high gloss clear coat to stabilise it.
Peace,
Preston