The problem with plastic straws was properly disposing them. For a piece of jewelry I doubt many people would throw it away on the side of the road. A ring that last for years is different than a disposal product that people may use for a couple of minutes.
Not when millions of people buy it
It's still a tiny amount of waste for those millions of people amortized over its lifespan.
So is plastic straws and we know what happened with those.
The problem with plastic straws was properly disposing them. For a piece of jewelry I doubt many people would throw it away on the side of the road. A ring that last for years is different than a disposal product that people may use for a couple of minutes.