I think there's good patina and bad patina. Often times when a dial get replaced, it's because there was too much bad patina. I'm not in love with bad patina (I think it's overrated). That's just me. Keith
1967 Speedmaster Professional Cal 321 (145.012) Pre Moon. I've been wanting a 321 Pre Moon for a while now. So, I thought as long as I was selling some watches, I may as well sell one to get this. Very Happy with it. It's smooth as silk. The case shows some age, but not as much as I thought it would