Bulang and Sons makes 19mm straps. I use a few of them on my Camaro, such as this one:
https://omegaforums.net/threads/wruw-today.567/page-2432#post-496328
Omega makes 19mm straps in both tang and deploy style that would fit your Ed White. The FOIS strap will pair well, the CK2998 strap if your bezel is starting to blue itself could be a striking pairing, and they also have cordura and alligator options that can used with 16mm or 18mm Omega clasps.
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