Best thing with tunas, they take any straight end bracelet and it look good.
https://www.amazon.com/gp/product/B07FR39NKM/ref=ppx_yo_dt_b_asin_title_o00_s00?ie=UTF8&th=1&psc=1
It got that marine look. It wear smooth. No sharp angle, but near the rivet on the clasp
Edit: The clasp is fully milled